-----What _____?-----I______my key and can"t open the door. A．happened, lostB．ha

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-----What _____?-----I______my key and can"t open the door. A．happened, lostB．ha

题型：不详难度：来源：
-----What _____?
-----I______my key and can"t open the door.
A．happened, lostB．has happened, lost
C．happens, have lostD．has happened, have lost

答案
D
解析
考察现在完成时对现在造成的影响。
举一反三
The students _____ ￡50 a year to cover the cost of books and stationery.
A．giveB．are given
C．have givenD．to give

题型：不详难度：| 查看答案
-Jack is ill in hospital.  --Really, I _____ him right now.
A．will visitB．am going to visitC．am to visitD．am about to visit

题型：不详难度：| 查看答案
-Have you seen the film? 
--Yes. I _______ it three times when I was in Tokyo.
A．sawB．had seenC．have seenD．was seeing

题型：不详难度：| 查看答案
The town’s drinking-water _____ with prim chemicals at present.
A．contaminatesB．is contaminated
C．is being contaminatedD．has been contaminated

题型：不详难度：| 查看答案
“What place is it?” “Haven’t you found out we _____ back where we ______?”
A．were, had beenB．have been, are
C．are, wereD．are, had been

题型：不详难度：| 查看答案
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