—Look! Somebody ______the blackboard.—Well, it wasn"t me.I didn"t do it.A.is cle
题型:不详难度:来源:
—Look! Somebody ______the blackboard. —Well, it wasn"t me.I didn"t do it.A.is cleaning | B.was cleaning | C.had cleaned | D.has cleaned |
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答案
D |
解析
试题分析:考查时态:句意:--看有人擦过黑板了。---哦,不是我,我没做。从句意看这句话强调的是现在黑板被擦过的结果,用现在完成时。选D。 点评:考查时态题,如果有时间状语,就充分利用时间状语,如果没有,要结合上下文找出来。这句话的it wasn"t me.I didn"t do it.就是明显的暗示 |
举一反三
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Although medical science________ control over several dangerous diseases, what worries us is that some of them are returning.A.achieved | B.has achieved | C.will achieve | D.had achieved |
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