It is said in the book that Tomas Edison （1847-1931） _______ the world leading i
题型：不详难度：来源：
It is said in the book that Tomas Edison （1847-1931） _______ the world leading inventor for thirty years．| A．would be | B．has been | | C．was | D．had been |
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答案
| C |
解析
| 考查时态。根据句意可知书中陈述的事实为过去发生的，故用一般过去时，选C。 |
举一反三
—Where is Tom?
— Well, he ______ you ______ here．Otherwise he would come down right now．| A．didn’t know; were | B．hasn’t known; are | | C．doesn’t know; are | D．hadn’t known; were |
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My parents insisted that I _____before 23: 00 at night．| A．went to bed | B．go to bed | | C．would go to bed | D．had gone to bed |
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We are a little worried because we _____ the ground as a leader in the field of IT with the others speeding up development．| A．are losing | B．were losing | | C．lost | D．have lost |
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---- Have you heard that Peter rather than his parents _________ to Singapore?
---- Really? No wonder I haven’t seen her.| A．has been | B．has gone | C．have gone | D．have been |
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Mike his wedding for a whole month and hopefully everything will be ready tomorrow.| A．prepares | B．is preparing | C．has prepared | D．has been preparing |
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