Câu hỏi:

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 from 9 to 12.

Here are some suggestions for practical (9) _____. Use less fuel at home and at work. Persuade the government to pay for researchers into alternative (10) _____ resources like solar power. Recycle paper, glass, metal, plastic and batteries as (11) _____ as possible. Ask for bottle banks for glass recycling at local supermarkets. Walk, cycle or use public (12) _____ if possible, to cut down on car exhaust fumes, which contribute to the greenhouse effect. Launch campaign for public transport systems to be improved. Join one of the many pressure groups which work to protect wildlife and the countryside.

Here are some suggestions for practical (9) _____.