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急!英语选择题,求详细解答Howlongtheconcert?A.has,beenlastedB.did,lastC.will,belastedD.was,lasted
题目详情
急!英语选择题,求详细解答
How long_____the concert______?
A.has,been lasted B.did, last C.will,be lasted D.was ,lasted
How long_____the concert______?
A.has,been lasted B.did, last C.will,be lasted D.was ,lasted
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答案和解析
B,首先,last是动词,所以how long后面应该跟助动词,又因为根据语境分析是过去时态,所以用did,而有了助动词,则动词应用原形.
希望采纳,不懂的可以再问.
希望采纳,不懂的可以再问.
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