He ________ more than 5,000 English words when he entered the university at the
题型：不详难度：来源：
He ________ more than 5,000 English words when he entered the university at the age of 15.| A．has learned | B．would have learned | C．learned | D．had learned |
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答案
| D |
解析
| 此题容易误选C,学生见到过去时间点，就会依据平时的经验选择一般过去时。其实此题应选D。掌握了5000多个单词并非在15岁上大学时发生，而是早在之前就完成了，过去的过去，所以要用过去完成时。此句话的汉语意思是：在他15岁上大学时，就已经掌握了5000多个单词了。 |
举一反三
As soon as he comes back, I’ll tell him when _______ and see him.| A．you will come | B．will you come | C．you come | D．do you come |
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Shirley _____ a book about China last year, but I don"t know whether she has finished it.| A．has written | B．wrote | C．had written | D．was writing |
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He______ on this paper for ten minutes but he______only about sixty words.| A．will have worked, has written | B．worked, has written | | C．has been working, has written | D．will be working, works |
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So far nothing _____ Tom. I want to know the reason _______ he hasn’t written to me.| A．heard from; why | B．has been heard from; why | | C．was heard from; that | D．has heard from; that |
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I decided to go to the library as soon as I ______.| A．finished what I was doing | | B．finished what I did | | C．would finish what I was doing | | D．finish what I did |
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