They are used to it. They say the bus has been coming on time every day, and they have never been late for work. In (5) _______, they do not need a parking place in all that time. Buses are very convenient when you are used to them.

Some rocks and soil particles are carried into streams and then into the sea. Land that is covered with trees, grass and other plants wears away very slowly, and so loses very (4) ______ of its soil.

Hundreds of millions of dollars are stolen from businesses every year by people (5)______ the information in computers.

A cycle track leads (2) ________ town and down to Ribe, where I spent my first night. The only appointment I had to keep was a meeting with a friend who was flying out in June.

Nowadays people are more aware that wildlife all over the world is in (1)________. Many species of animals are threatened, and could easily become (2)________ if we do not make an effort to protect them. In some cases, animals are hunted for their fur or for other valuable parts of their bodies. Some birds, such as parrots, are caught (3)________and sold as pets. For many animals and birds the problem is that their habitat - the place where they live - is disappearing. More land is used for farms, for houses or industry, and there are fewer open spaces than there once were. Farmers use powerful chemicals to help them to grow better crops, but these chemicals pollute the environment and (4)________ wildlife. The most successful animals on earth - human beings - will soon be the only ones (5)________, unless we can solve this problem.

At local neighborhood level, trees also (4)_______ important environment benefits.

They offer shade and shelter, which in (5)_______ reduces the  amount of energy needed to heat and cool nearby buildings; at the same time, they also remove other impurities from the air we breathe.

Colleagues normally use the family names, and title - for example 'Doctor' or 'Professor', so you shouldn't use first names (5)______ a person asks you to.

People in Sheffield are, (3) ____, being asked to donate any football boots, astro boots or football trainers of any size to the scheme.

Firstly, (3)________ more people have a choice of clothes available to them. There are few places in the world where the trainers, the caps or the T-shirts of teenagers do not change from one year to the next.

Sugar tastes sweet because of thousands of receptors on the tongue which connect the substance with the brain. The taste of sweetness is universally accepted as the most pleasurable known, although it is afructose. Abundant is the most common occurring sugar, (1)______ of which include fruit and honey. Sucrose, which supplies glucose to the body, is (2)______ from the sugar cane plant, and white sugar (pure sucrose) is used by food technologists to (3)______ sweetness in other substances. Approximately a dozen artificial sweeteners have been discovered; one of the earliest was Sorbitol from France. Manufacturers add large amounts of sugar to foodstuffs but never more than the (4)______ required to produce the optimum pleasurable taste. Surprisingly, this amount is similar for different people and in different cultures. No one has (5)______ discovered a way to predict whether a substance will taste sweet, and it was by chance alone that all the man-made chemical sweeteners were found to be sweet.