We need to protect _________ environment from pollution. 

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.

(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.

(v)_______

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

(iv)____

Choose the correct answer to complete the sentence.  "Nga went on a strict diet_____ order to lose some weight."

The weather across much of the British Isles remained settled last week with a good deal of sunshine. On Saturday, the lunchtime temperature at Bridlington on the north-cast (i) _______  of England was 28.2 c, which compared favorably with Alicante in southern Spain at 229 C. the rest of the world, however, was coping with some (ii) _______ conditions. A tropical storm, given the name Helen, hit Hong Kong on Saturday morning, though her presence had been felt in advance. From noon on Friday, the showers and (iii)  _______ of rain became more and more frequent so that by midnight on Sunday, thirty – six hours later, there had been 333 mm of rainfall, not far off the average for the month of August, at 367 mm. Even on Sunday there was a sting in Helen’s tail. The town centre of Shanwci, near Hong Kong, was (iv) _______ when 468 mm of rain fell in the sixty hours leading up to midday on Sunday, nearly twice the normal August rainfall. On the other side of the globe, tropical storm Gabrielle moved across the Gulf of Mexico and overnight rain exceeded the usual rainfall for the whole month. Although most of Europe enjoyed sun, the high temperatures were sufficient to set off some (v) __showers. On Tuesday morning, a thunderstorm at Lyons in eastern France deposited 99 mm of rain in just six hours.

(iii)_______

There’s extensive historical evidence that our ancestors may have witnessed a massive invasion of Unidentified Flying Objects encroaching on their territories. These extraterrestrials are (i) _______ to have come into touch with the ancient earthly populations and helped them erect numerous magnificent structures or even establish glamorous empires. However, the present – day fascination with UFO was only instigated by the first widely (ii) _______ American sighting in Idaho in 1947. Since that time, countless other close encounters have been reported both by highly credible witnesses such as top – class pilots and less credible ones such as ordinary civilians. Thousands of people around the world maintain having come (iii) _______ to the visitors from outer space or to have been abducted for a scientific study inside their flying saucers. Although most of theseaccounts have been dismissed as fantasy or hallucinations, there’s (iv) _______ criticism from the public and media for ignoring the subject for too long. To many people, rejecting even the most inexplicable sightings or UFO encounters as luminous artificial objects, natural phenomena like auroras or even as meteorological balloons and satellites seems to be an irresponsible approach. Most of us would prefer to believe that there extraterrestrial guests are arriving from some remote galaxies to establish a peaceful relationship and possibly give us a fair warning against the consequences of our wasteful lifestyles. Yet, there’s another theory (v) _______ that the visitors’ attitude towards mankind isn’t so conciliatoryas the terrestrial populations. Doubtless, flying saucers still continue to be observed in many places of the world, triggering the imagination of UFO – maniacs. But, a large percentage of such sightings will remain beyond explanation until more convincing evidence is supplied by the true experts.

(ii)______-

Albany is the capital of _________ New York state.

It is difficult to imagine a world without tomatoes. High in the Andes mountain of modern-day Peru, the local inhabitants have ben cultivating and eating tomatoes since prehistoric times, but the food has only become (i) _____ in the rest of the world relatively recently. These days, the bright red fruit plays an important role in the cooking of many cultures and is key ingredient in many types of fast food, (ii) _____ both taste and colour to dishes that otherwise would be rather ordinary. The tomato belongs to the nightshade family of plants, many members of which are poisonous. When they were first imported into North America, therefore, tomatoes were viewed with (iii) _____ and people tended to use them as table decorations rather than as food. In Europe, the tomato was first grown in Italy in 1555, although it wasn’t combined with pasta until much later. The first recipe for tomato ketchup dated from 1727 and in the 1800s, tomatoes began to be used more (iv) _____ in sauces and soups. These days, as well as tasting good, tomatoes are known to contain substances which are good lor our heath. Nutritionists (v) _____ out, however, that many processed tomato products also contain additives such as salt and sugar which can reduce the beneficial effects of the fruit.

(iii)_______

Many adults in America and increasing numbers elsewhere take part in mentoring schemes. A mentor is an adult who provides support and friendship to a young person. There are (i) _____ different ways of mentoring: passing on skills, sharing experiences, offering guidance. Sometimes the most helpful thing is just to listen. Mentoring is open to anybody – no particular (ii) _____ experience is required, just a desire to make a difference to the life of a young person who needs help. This may seem a difficult thing at first, but many people find they have a real (iii) _____ for it.

The support of a mentor can play an important role in a child’s development and can often make up (iv) _____a lack of guidance in a young person’s life. It can also improve young people’s attitude towards society and build up their confidence in dealing with life’s challenges. For the mentor, it can be incredibly rewarding to know that they have had a significant (v) _____ on a child and helped to give them the best possible chance in life. Indeed, it is not only adults who are capable of taking on this role. There is now an increasing demand for teenagers to mentor younger children, for example by helping them with reading or other school work.

(iv)______

Choose a, b, c or d that best completes each unfinished sentence:

More and more young men are interested ____ collecting stamps.

Where's _____ USB drive I lent you last week? 

All sorts of people need to know what the weather is going to do. They do not all want to know the same information for the same period of time, however. For someone (i) _____ a small boat across the lake, wind or rain on that day will matter whereas a farmer might be more interested in the chances of rain over the next six months. The one thing they (ii) _____  need, however, is totally dependable information. And it is for this reason that forecasting is a very big international business. Today, because the accuracy of forecast is important to so many people, weather satellites cross from pole to pole every hour and a quarter, reporting back to earth from fifty miles up, although of course, it hasn’t always been so easy. Ancient Greek philosophers like Aristotle started weather forecasting by trying to (iii) _____ logically what was happening in the sky above them. They weren’t always right, but they understood the importance of systematic observation. But forecasting remained limited so long as people only knew what was happening in their own section of sky. It was the arrival of the electric telegraph in the 1830s that (iv) _____ forecasters to get a wider picture of the weather that was on its way. This information could then be (v) _____ on to those in its path while it was still of use.

(iv)_______

Teaching English as a foreign language can be a great way to travel the world and earn money at the same time. However, some graduates actually like idea of (i) _______  a career in teaching English, and there are numerous courses at various levels, from the basic certificate to the Diploma or even the master’s. To find the right course, a good place to start is TEFL.com – an internet site with lots of relevant information and helpful (ii)_______  including a full list of places in the UK offering courses. The site also offers assistance to qualified graduates (iii)_______  finding work. When deciding a full list of places, what to do is to look at what your needs are. If you want a career in leaching English, then definitely find one designed for that (iv) _______  , such as an MA or diploma; but if you want to travel around the world, then do a shorter course that will supply you with teaching skills. Some countries will employ people without a teaching qualification as long as the teacher is a (v) _______ speaker of English. However, most countries now expect a qualification. It is advisable to make sure that the course that you want to do is recognized and that it includes a period of teaching practice. This is important in preparing people to be English language teachers.

(v)______

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.

(iii)_______

He dropped …………. the hospital to visit his aunt 

The use of animal fur in making clothes will always arouse strong feeling in people. Whilst some will gaze admiringly at a fur coat in a shop window, others will grow angry at the (i) _____ of the animals which have suffered so that it could be produced. In many countries, animal rights campaigners have (ii) _____ for a ban on the farming of animals for their fur, claiming that it is cruel to breed and kill animals purely for fashion. They have also (iii) _____ pressure on designers and managed to convince some not to use fur for their clothes. They argue that the fashion industry can do without fur, as artificial alternatives are equally warm and attractive. Supporters of fur say that it is a matter of personal choice and people should be allowed to make up their own minds about what they wear. In addition, they point out that many people earn their (iv) _____ from the fur trade and to ban it would cause thousands to become unemployed. Some people, then, are prepared to pay a fortune for the latest trend, but it is the animals (v) _____ are the real fashion victims. Even if some countries stop fur farming, international trade rules prevent governments from banning the importing of clothes made from fur. So as long as there is a demand for fur, animals will continue to be sacrificed.

(iii)_______

At the meeting, someone brought.............. the subject of pre-school education. 

 _________ ink in my pen is red. 

Not only the air but also the oceans ........... been polluted seriously.

Daisy: “Would you like to visit Ha Long Bay this summer?”

Peter: “........................."