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英语四级考试词汇课堂的第25课

发布时间：2016-03-02 编辑：查字典英语网小编

　　这三个结构后面加的句子谓语动词都用一般过去时来体现虚拟语气。　　8 注意以下两种情况下should + 动词原形中should不能省略。　　这里should表示一种语气，经常被翻译成竟然。　　a. 四个动词：think, believe, expect, suspect. 　　它们的否定或者疑问形式后面加句子，句子谓语动词用：should + 动词原形，should不能省略。　　I dont believe that he should be cheated. 我不相信他也会被骗。　　b. it is a pity, it is a shame 真遗憾，it is strange 真怪　　以上三个结构后面加的句子谓语动词用：should + 动词原形，should不能省略。　　错综时态的虚拟语气　　错综时态的虚拟语气即指主句和从句在表达是与什么时态的事实相反上并不一致（比如主句要表达与现在事实相反而从句要表达与过去事实相反），这种情况要采用对号入座的方法来处理，即主从句结构分别采用与其表达时态对应的结构。　　60. If I hadnt stood under the ladder to catch you when you fell, you _A_ now. 　　A wouldnt be smiling B couldnt have smiled C wont smile D didnt smile 　　2. If you had studied the problem carefully yesterday, _C_. 　　A you wont find any difficulty now B you would not have found any difficulty now 　　C you would not find any difficulty now D you have not found any difficulty now 　　3. He would be studying at the university now if he _C_ the entrance examination. 　　A passed B have passed C had passed D should have passed 　　16. It is a shame that he _B_ that poor little girl! 　　A deceived B should deceive C deceive D deceiving 　　18. Mrs. bliss kept the door and the windows shut lest the noise outside _D_ her sons sleep. [lest 后面句子的谓语动词的形式都是：（should）+ 动词原形] 　　A would interfere with B had interfered with 　　C interfered with D should interfere with 　　21. The fifth generation computers, with artificial intelligence, _C_ and perfected now. 　　A) developed B have developed C are being developed D will have been developed 　　22. This ticket _C_ you to a free meal in our new restaurant. 　　A gives B grants C entitles D credits 　　A,B两项都要加双宾语，结构为：gives

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