The past 30 years__________ the great changes that have taken place in my hometo
题型：不详难度：来源：
The past 30 years__________ the great changes that have taken place in my hometown.| A．saw | B．was seen | C．have seen | D．see |
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答案
| C |
解析
试题分析：表示过去的某一动作或行为一直持续到现在，故用现在完成时。
点评：现在完成时可以表示动作发生在过去，但一直持续到现在，并且有可能持续下去。 |
举一反三
— Hurry up, the train ________ at 8 O’clock.
— I________, Mum.| A．will leave; am coming | B．leaves; am coming | | C．leaves; will come | D．is going to leave; am about to come |
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The 16th Asian Games ____ in Guangzhou from Nov. 12 to Nov. 27, 2010. | A．was held | B．was holding | C．will be held | D．will be holding |
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Oh, look at you---you are trembling! You must feel cold now. In fact, you __________ in person. You can contact us by phone next time. | A．didn’t need to come | B．needn’t come | | C．needn’t have come | D．don’t need come |
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---Are you two old acquaintances?
---Yes, we _____ in the same neighborhood for quite a long time, though he went abroad with his family at 14. | A．have lived | B．have been living | C．were living | D．lived |
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Another five volunteers to take care of the homeless children this week.| A．will select | B．have selected | C．will be selected | D．have been selected |
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