The traffic was held  .......   by fog.

lí’you’re interested in having the trip of a lifetime, but also doing something useful at the same time, then why not try joining a Grccnforcc expedition as a volunteer. Grccnforcc, which was (i) _____ in 1997, is an international researeh agency that gathers information about the wildlife and natural habitats in various parts of the world. There is a qualified biologist in (ii) _____ of each team of volunteers and these carry out surveys all year round in some of the world’s remotest and most beautiful places. Volunteers come from all walks of life. The minimum age is 18 years, but there is no upper age (iii)  _____. No previous experience is necessary as Greenforce provides full training in animal identification and survey methods. You’ll need to be somebody who enjoys the outdoor life, however, as working in remote locations can be challenging. You’ll also need to be (iv) _____ about wildlife and prepared to learn a lot about the place you visit. Each expedition lasts for ten weeks, and training begins in the UK with a residential weekend where you can get a taste of expedition life and meet up with some of your team mates, as (v) _____ as learning about first- aid and basic survival skills. Each volunteer contributes 2,550 towards the cost of the expedition, but past volunteers say it is worth every penny.

(ii)_______

History is full of inventions that looked good at the time, but which nobody wanted to buy. New ideas may fail for one of several reasons. Firstly, there are those which do not (i) _____ work very well when put to the lest. Then, there are the ideas which are good in themselves, but which do not fulfill a real (ii) _____. In other words people can do without them, so do not buy them. A third group are those which prove to be too expensive to manufacture. But none of these reasons explains why, in the 1990s, no new technology was (iii) _____ in replacing (iv) _____ for the home. During this time, a number of alternative technologies were invented that could have replaced the CD, but none of them (v) _____ on. The new ideas worked, were not costly to make and would have provided consumers with higher quality recordings. Despite all this, few people bought them. And this can only be explained by the fact that people who had invested in CD players and discs of their favorite music did not think the improvement in quality on offer was great enough to make it worth the effort and expense ofchanging.

(iv)_______

Carefully conducted studies that have followed the children of working mothers have not been able to shown any long-term problems, compared with children of working mothers stayed at home. My personal (i) _______  is that mothers should be allowed to work if they wish. Whether we like it or not, there a number of mothers who just have to work. There are those who have invested such a big part of their lives in establishing a career that they cannot expect to see it lost. Then there are many who must work out of pure economic necessity. Many mothers are not (ii) _______ out to be full-time parents. After a few months at home with a much loved infant, they feel trapped and isolated. There are a number of options when it refers to choosing childcare. These range from child minders and nannies through to Granny or the kind lady (iii) _______ the street. In reality, however, many parents don’t have any choice; they have to accept anything they can get. Be prepared! No matter how good the childcare may be, some children are going to protest wildly if they are left. This is a (iv) _______ normal stage of child development.Babies separate well in the first six months, but soon after that, they start to get a crush on Mum and close family members. Make sure that in first week, you allow plenty of time to help your child settle in. All children are different. Some are independent, while others are more attached to their mothers. Remember that if you want to do the best for your children, it’s not the quantity of time you spend with them, it’s the (v) _______ that matters.

(iii)_____-

Earthquakes are amongst the most destructive natural disasters. They usually (i) _____ without any warning and result in a great (ii) _____ of life and an enormous demolition of buildings. Additionally, they may cause devastating landslides or create gigantic tidal waves which, in fact, are colossal walls of water smashing into seashores with such force that they are (iii) _____ of destroying coastal cities.

However, the vast majority of fatalities and serious injuries come about when buildings collapse. Most frequently, the earthquake lasts 30 to 60 seconds, so usually there is no time to avert the mortal (iv) _____ once the shaking starts. The savage forces of an earthquake trigger (v) _____ a complex chain reaction in the building structure when it is shaken, lifted, pushed or pulled. A building’s height, its shape and construction materials are the most significant factors deciding about the survival or collapse of the structure and, consequently, about the life or death of its inhabitants.

(iii)_______

I remember  ..........  my mother said the grass in the garden needed .......

The UK Government ensures that all schools in the UK meet certain standards, and this includes independent schools as well as those that are (i) _______ by the Government. All qualifications are awarded by national agencies accredited by the Qualification and Curriculum Authority (ỌCA), so the quality of the qualifications you will gain is guaranteed. Al many independent schools in England, you will be encouraged to take part (ii) _______ extracurricular activities to develop your hobbies and learn new skills, and you may be encouraged to lake graded music exams (iii) _______ by the Associated Board of the Royal Schools of MusiC. The exam grades gained from these are widely accepted toward university entry requirements. Independent schools do not usually offer vocationally focused qualifications but if you are (iv) _______ in these qualifications, you can find out more in the ‘career­ based and pre-university qualifications’ section. The fees you pay to attend independent school, include your course fees, accommodation and may include some or all extracurricular activities. Fees (v) _______  from school to school and are at the discretion of the institution; there are no national standards. You should expect to pay a minimum of £8,000 per year and fees can be as high as £25,000.

(iii)_______

Are you a fan of the popular logical puzzle that go by the name Sudoku? Even if you’re not, the chances are you know somebody who is. Once (i) _______ known outside Japan, this addictive brain teaser has become a common feature of newspaper puzzle pages all over the world. Sudoku’s great success owes much to its simplicity. The game (ii) _______ for neither mathematical ability nor general knowledge and there are just a few sentences of straightforward instructions to read before you can play. The only skill required is the ability to recognize the difference between nine different symbols, and these don’t even have to be numbers. Some clever marketing has helped the game. Western newspapers worked hard at promoting the game Without this, it is unlikely that it would have (iii) _______ off and become quite such a runaway success. The same also benefited from its Japanese name that made people in many parts of the world regard. It as a superior kind of puzzle compared to those you usually find in newspapers and magazines. But the popularity of Sudoku reached a peak in 2006, if the number of (iv) _______  on one leading website is anything to go by. Newspapers responded by (v) _______ up with new kinds of logical puzzles, all with simple rules and Japanese names. But for true Sudoku fans, only the real thing will do.

(i)_____

 Julie talked for _____ hour about her school project. 

Around 200 million people are employed in tourism worldwide, making in the largest industry in the modem global economy. It is estimated that three – quarters of a billion people travel on holiday each year, and industry planners (i) _____ this figure to double by 2020. Some oflhe biggest beneficiaries are less developed countries, (ii) _____ it is often their main source of income. However, along with the economic benefits, this mass movement of people has resulted in threats (iii) _____  the environment. People often forget the damage caused by carbon emissions from aircraft, which contribute directly to global wanning. Deforestation has cleared land in order to build hotels, ail-ports and roads, and this has destroyed wildlife. In some areas, water shortages are now common because of the need to fill swimming pools and water golf course for tourists. By pushing up prices for goods and services, tourism can also be (iv)          

to the people who live in tourist destinations. In response to these concerns, some travel operators now offer environment – friendly holidays. Many of these aim to reduce the negative effects of tourism by promoting only hotels that have (v) _____ in equipment to recycle waste and use energy and water efficiently. Increasingly, tourists are also being reminded to show respect for the gustoms of the people whose countries they are going to visit, and to support local businesses, such as restaurants and shops, which depend on tourism for their main income.

(iv)_____

Today large sums of money go into the search for treatments for a whole range of diseases. Three hundred years ago, when European explorers returned from distant lands with unfamiliar substances they’d found there, the problem was how to (i) _____ the illnesses for which these new imports could possibly be a cure. When the brown chocolate bean was first (ii) _____  into Britain from Mexico, it was thought to have medicinal qualities. Sir Hans Sloane was the man who is said to have (iii) _____  with the idea of mixing the powdered bean with milk. Sloane was an important figure in eighteenth-century London, a landowner whose name lives on in some of the city’s most fashionable streets and squares. Less appreciated is his contribution to the beginning of a national addiction; the (iv) _____ Briton gets through eight kilograms of chocolate a year, a level of consumption exceeded only by the Swiss. Today, when almost every pleasure is regarded as addictive, the name ‘chocoholics” is given to people who can’t get enough of the stuff. (v) _____ of its fat and sugar content, chocolate is usually an enemy of slender elegance.

(i)_______

Their car does 150 miles _____ hour

There are a variety of causes that can contribute directly or indirectly to the extinction of a species or groups of species. Just as each species is unique, and so is each extinction. The causes (i) _______ each are varied – some subtle and complex, others obvious and simple. Most simply, any species that is unable to (ii) _______ or reproduce in its environment, and unable to move to a new environment where it can do so, will (iii) _______ out and become extinct. Extinction of a species may come suddenly when a healthy species is wiped out completely, as when toxic pollution makes its entire diversity unlivable; or may occur gradually over thousands or millions of years, such as when a species gradually loses out in (iv) _______ lor food to better adapted competitors. The question of whether more extinction in the fossil record has been caused by evolution or by catastrophe is a subject of discussion. When taking about species extinction that has been raised, most experts concern with the (v) _______ of climate change and technological disasters. Currently, environmental groups and some governments are concerned about the extinction of species caused by human beings and are attempting to combat further extinctions through various ways of conservation programs. Humans can cause extinction of a species through overharvesting, pollution, habitat destruction, introduction of new predators and food competitors, overhunting, and other influences.

(i)_____

Researehers in the field of psychology have found that one of the best ways to make an important decision, such as choosing a university to attend or a business to invest in, involves the utilization of a decision worksheet. Psychologists (i) _______ optimization compare the actual decisions made by people to theoretical ideal decisions to see how similar they are. Proponents of the worksheet procedure believe that it will yield optimal, that is, the best decisions. (ii) _______ there are several variations on the exact format that worksheets can lake, they are all similar in their essential aspects. Worksheets require defining the problem (iii) _______ a clear and concise way and then listing all possible solutions to the problem. Next, the pertinent considerations that will be affected by each decision are listed, and the relative importance of each consideration or consequence (iv) _______ . Each consideration is assigned a numerical value to reflect its relative importance. A decision is mathematically calculated by adding these values together. The alternative with the highest number of points emerges as the best decision. Since most important problems are multifaceted, there are several alternatives to choose from, each with unique advantages and disadvantages. One of the benefits of a pencil and paper (v) _______ procedure is that it permits people to deal with more variables than their minds can generally comprehend and remember.

(iv)_______

What does an elephant eat on typical day? Layang – Layang, an elephant at London Zoo, has a good appetite. Her keeper describes what she ate yesterday. “Breakfast (i) _____ of a kilo of dog biscuits mixed with 750g of dried horse food with extra vitamins, hay, bread, bananas apples, oranges, potatoes, carrots and cabbage. Zoo food is always of a (ii) _____standard! “During the morning, the daily supply of branches is delivered. Layang -Layang is particularly fond of cherry and apple, so she was given four big (iii) _____. She chewed the twiggy bits and used the rest as toys. Lunch was another kilo of dog biscuits, more bread, vegetables and fruit. Most of this comes from local supermarkets who give us stock that otherwise they would (iv) _____. After lunch she ate more branches. We have to make sure she doesn’t run out of these. Some visitors to the zoo aren’t very sensible and feed laying- Layang unsuitable things. If she swallows paper and plastic, her stomach hurts. “Supper was another kilo of dog biscuits, 750g of dried horse food, 350g of linseed oil to (v) _____ healthy skin and hair and 500g of vitamin E. Layang-Layang cats a lot but she never puts onweight. “If she feels like a snack during the night, Layang-Layang has some hay and more branches.”

(v)______

History is full of inventions that looked good at the time, but which nobody wanted to buy. New ideas may fail for one of several reasons. Firstly, there are those which do not (i) _____ work very well when put to the lest. Then, there are the ideas which are good in themselves, but which do not fulfill a real (ii) _____. In other words people can do without them, so do not buy them. A third group are those which prove to be too expensive to manufacture. But none of these reasons explains why, in the 1990s, no new technology was (iii) _____ in replacing (iv) _____ for the home. During this time, a number of alternative technologies were invented that could have replaced the CD, but none of them (v) _____ on. The new ideas worked, were not costly to make and would have provided consumers with higher quality recordings. Despite all this, few people bought them. And this can only be explained by the fact that people who had invested in CD players and discs of their favorite music did not think the improvement in quality on offer was great enough to make it worth the effort and expense ofchanging.

(i)_______

 I bought _________ umbrella to go out in the rain. 

Parents whose children show a special interest in a particular sport have a difficult decision to  (i) _____  about their children’s career. Should they allow their children to train to become top sportsmen and women? For many children, it means starting very young and school work, going out with friends and other interests have to take second place. Il’s very difficult to explain to a young child why he or she has to train for five hours a day, even at the weekend, when (ii) _____of his or her friends are playing. Another problem is of course money. In many countries, money for training is available from the government for the very best young sportsmen and women. If this help cannot be given, it means that it is the parents (iii) _____ have to find the time and the money to support their child’s development- and sports clothes, transport to competitions, special equipment etC. can all be very expensive. Many parents are understandably worried that it is dangerous to start serious training in a sport at an early age. Some doctors agree that young (iv) _____ may be damaged by training before they are properly developed.Professional trainers, however, believe that it is only by starting young that you can reach the top as a successful sports person. What is clear is that very (v) _____  people reach the top and both parents and children should be prepared for failure even after many years of training.

(ii)______

Choose the correct answer to each of the following questions. "Life expectancy for both men____ women has improved greatly in the past twenty years."

Everyone needs a home where they feel sheltered and sale. Today we live in modem flats and houses, (i) ________ have air- conditioning to keep us cool, and heating to keep US warm. There is electricity for lighting and supplies of gas or oil for the heating. Hot and cold water (ii)__________________ from the taps and

dirty water disappears (iii)_________ the drains. Many of our homes have balconies or gardens. In the past, people made their homes from materials that they found nearby. When we look at different houses, we can tell how old they are from the materials used and the way they were built. It was different long (iv) ________ people did not have water in their homes and there were no electric lights. To keep warm,they sometimes made (v)________ inside their homes. With a fire started they could cook their food and heat waler

(iii)____

In the future, people could live in “smart homes” that will tell them when to wake up or remind them to (i) _____  the front door. These homes will be equipped with electronic sensors connected to a computer that will remind people to take their medicine or turn off the oven. This computerized system, with about thirty sensors will be (ii) _____ to talk and negotiate with the tenant. It will also have the ability to (iii)  out if it is doing something that might be harmful. The aim of the “smart home” is to allow the elderly to live independently in their own homes for as long as possible, instead of moving into nursing homes. The number of people living into their 80s is expected to increase dramatically in the next few decades. As a result, there will probably be a great demand for these homes, which will enable the elderly to keep their independence and privacy. In addition to reminding them about things they may have forgotten to do, the system would contact a volunteer in (iv) _____ of illness or danger. At the moment a bioengineer at Brunei University near London is working with several housing associations, communication companies and charities in order to make this (v)     _____ home a reality. Although he is planning to put up new homes and apartments with the system, he says that it would also be possible to change existing homes, too.

(ii)______-