题目内容
19.He can't state clearly how long he has ___________ the bicycle?( )| A. | keep | B. | buy | C. | bought | D. | had |
分析 他说不清楚他买这辆自行车有多久了.
解答 答案:D
how long 问的是多长时间,连用动词要用延续性状态或者延续性动作,buy对应的延续性状态是have,根据题干可知该句是现在完成时,其构成是have/has+过去分词.have的过去分词是had.故选D.
点评 本题主要考查动词时态,做此类题目要注意时间状语、标志词.根据上下文所表达的含义,做出判断.同时更应记清时态的构成形式.
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