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

4 . ______(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)

5 . 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)

6 . We must do what we can to prevent the rivers from __________(pollute) by factories. (所给词的适当形式填空)

7 . His ________ (admit) to that famous university surprised us all for he was absent from school for a whole year. (所给词的适当形式填空)

8 . I’d appreciate ________ (give) the chance to deliver a speech. (所给词的适当形式填空)

9 . Despite _________ under the ruins after the earthquake and the great trouble he had _________, he was still positive and relived a younger girl beside him.

A．trapped; breathing	B．trapping; to breathe
C．being trapped; breathing	D．trapping; breathed

10 . People are not allowed to enter the garden to prevent the flowers from ________ (destroy). (所给词的适当形式填空)