知识点3

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教师讲解：

边学边练

• 1.Mr Rumsfeld wanted to use Iraq to test his theory of “light” warfare－the ability of a small high-tech army to topple a regime.（单选题）。

  　　 A. overthrow

  　　 B. disintegrate

  　　 C. smash

  　　 D. remove

  教师解析：答案为A。disintegrate意为瓦解、碎裂，smash意为打碎、击溃，remove意为移除，只有overthrow意为推翻，所以答案为A。

• 2.Dad not only has to know best, but he has to do his best to pitch in with the children, and by all accounts, the children will benefit. （单选题）。     

  　　 A. play with

  　　 B. join with

  　　 C. cope with

  　　 D. stay with

  教师解析：答案为B。play with意为与…一起玩， cope with意为处理，stay with意为与…呆在一起，只有join with意为努力投入，所以选B.

• 3.These observations may not salvage the relationship, but the problem-solving skills got from such discussions may help your child the next time around, and throughout her life.（单选题）。

  　　 A. heal

  　　 B. found

  　　 C. improve

  　　 D. moderate

  教师解析：答案为A。found意为建立，improve意为发展、推进，moderate意为节制，只有heal意为挽救，所以答案为A.

• 4.Doctors also find that the trauma of premature birth can be devastating to parents, who may suffer from depression and anxiety disorders, including post-traumatic stress.（单选题）。    

  　　 A. upsetting

  　　 B. surprising

  　　 C. damaging

  　　 D. frightening

  教师解析：答案为C。upsetting意为令人伤心的，surprising意为令人惊奇的，frightening意为使人害怕的，只有damaging意为有破坏力的，所以答案为C。