题目内容


The computer looks old, but it _________ just half a year ago.
A.has been boughtB.will be boughtC.is bought D.was bought
D
考查动词时态。本题容易错选A项。语境有具体过去时间“half a year ago”,因此buy表示过去的动作,用一般过去时被动语态。
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