.You’ll never guess who I met today—my old teacher! We_____for twenty years.
| A.don’t meet | B.haven’t met | C.hadn’t met | D.couldn’t meet |
科目:高中英语 来源: 题型:单选题
China's present environment situation is from bad to worse and if we _________ now to protect the environment, we’ll live to regret it.
| A.hadn’t acted | B.haven’t acted | C.don’t act | D.won’t act |
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科目:高中英语 来源: 题型:单选题
Do you know how many people ______ up to now?
| A.have invited | B.have been invited | C.had invited | D.had been invited |
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科目:高中英语 来源: 题型:单选题
—I counted sheep, I drank milk and I tried everything, but nothing helped.
—It seems you _____ too much recently. Try some sleeping pills.
| A.worked | B.work | C.had worked | D.have been working |
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科目:高中英语 来源: 题型:单选题
I have been studying computer for years and I still ___.
| A.have | B.do | C.have been | D.am |
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科目:高中英语 来源: 题型:单选题
The old woman who______in the deserted house alone for ten years has been settled in a nursing home now.
| A.lived | B.has lived | C.had lived | D.has been living |
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科目:高中英语 来源: 题型:单选题
—Do you remember when I first met you?
—Of course. I __________ in a small food factory.
| A.worked | B.was working | C.had been working | D.work |
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科目:高中英语 来源: 题型:单选题
I had been working on math for the whole afternoon and the numbers ________ before my eyes.
| A.swim | B.swam | C.swimming | D.had swum |
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科目:高中英语 来源: 题型:单选题
I don’t smoke now, but I _______ for more than twenty years.
| A.smoked | B.was smoking | C.have smoked | D.had smoked |
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