1 . They have been working to prevent the environment here from ________ (destroy). (所给词的适当形式填空)

2 . Some people think it ______(值得去跟踪) their spending throughout the year and they will know exactly where their money has gone. （根据汉语提示完成句子）

3 . We as individuals can also reduce our “carbon footprint” by _______________ carbon dioxide our lifestyles produce. (根据句意填空)

5 . ______(examine) once every two years, whether it is a car, a bus or a lorry, is the rule that all drivers must obey in our country. (所给词的适当形式填空)

6 . This naughty boy can’t be so lucky as to ________ ________ ________ (逃脱……的惩罚) by his father every time. (根据汉语提示完成句子)

7 . This is because people believe in the importance of ________ despite the huge risks. （根据句意填空）

8 . Britain and France responded by ___________ (对……宣战) Germany, but took little action.

9 . How many people ____________ (死于被动吸烟) worldwide every year?

10 . In my spare time, I enjoy __________ (骑自行车) together with my friends.