1 . He planned to learn kung fu in the summer holidays so that he can defend himself against being ________ (攻击). (根据汉语提示单词拼写)

2 . The bus was due ________ (arrive) at 5: 00 p. m., but it arrived one hour late due to   ________ (hold) up by the heavy fog. (所给词的适当形式填空)

3 . ______(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)

4 . 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)

5 . The hiker started wearing insect repellent to avoid ________ (bite) by mosquitoes in the dense forest. (所给词的适当形式填空)

6 . Fortunately enough, the driver narrowly escaped ______ (kill) in the traffic accident. (所给词的适当形式填空)

7 . He narrowly escaped ________ (kill).（所给词的适当形式填空）

8 . The exhibition is worthy of ________________ (visit). (所给词的适当形式填空)

9 . The radiation amount of a mobile phone for half-hour periods per day is equal to, according to a recent medical study, ___________ (expose) to an X-ray for ten seconds.