Read the following passages and mark the letter A, B, C or D to indicate the correct word for each of the blanks from 1 to 5.

Everyone wants to reduce pollution. But the pollution (1) _____is as complicated as it is serious. It is complicated because much pollution is caused by things that benefit people. (2)______, exhaust from automobiles causes a large percentage of air pollution. But the automobile provides transportation for millions of people. Factories discharge much of the material that pollutes the air and water but factories give (3)_______ to a large number of people.

Thus, to end or greatly reduce pollution immediately, people would have to (4)_____ using many things that benefit them. Most of the people do not want to do that, of course. But pollution can be gradually reduced in several ways. Scientists and engineers can work to find ways to lessen the amount of pollution that such things as automobiles and factories cause. Governments can pass and enforce laws (5) _____require businesses and traffic to stop, or to cut down on certain polluting activities.

If you don’t ________ this opportunity, you might not get another one.

The council wants to ____ the character of the city while reconstructing the Old Quarter.

The tragic end of "Swan Lake" shows that magic is ....... over love.

Whenever she went to Paris she bought a new dress.

Mark the letter A, B, C or D to indicate the underlined part that needs correction

He can speak French and is studying Latin very well.

If the work is finished by lunchtime you can go home.

I found it truly ____ to hear that Mr. Kim had been appointed to the committee.

Read the passage carefully, then choose the correct answers.

Having a best friend to confide in can bring a positive effect on our emotional health. An evening out with the closest friend may be the best guarantee of a good time. In fact, our best friend can prevent us from developing serious psychological problems such as depression and anxiety.Best friendship evolves with time - we cannot go out and pick our best friend. We become friends with people who share common interests – at school or through hobbies, for example.Best friends have usually known each other for years and stuck together through good and bad times. If you haven't got one, perhaps you are being too distant from people, or focusing too much on your work.

She had changed so much that________ anyone recognized her.

Snap chat is an image messaging ___________ that was created by Reggie Brown, Evan Spiegel and Bobby Murphy when they were students at Stanford University.

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks.

GLOBAL WARMING

Few people now question the reality of global warming and its effects on the world's climate. Many scientists (1) _____________the blame for recent natural disasters on the increase in the world's temperatures and are convinced that, more than ever before, the Earth is at risk from the forces of the wind, rain and sun. According to them, global warming is making extreme weather events, such as hurricanes and droughts, even more (2) _____________and causing sea levels all around the world to rise.

Environmental groups are putting pressure on governments to take action to reduce the amount of carbon dioxide which is given (3) _____________by factories and power plants, thus attacking the problem at its source. They are in favor of more money being spent on research into solar, wind and wave energy devices, (4) _____________ could then replace existing power station.

Some scientists, (5) _____________, believe that even if we stopped releasing carbon dioxide and other gases into the atmosphere tomorrow, we would have to wait several hundred years to notice the results. Global warming, it seems, is to stay.