题目内容
12.Mr.Liu waiting here for about five minutes.( )| A. | has been | B. | has come | C. | came | D. | arrived |
分析 刘先生已经在这儿等了大约五分钟.
解答 答案:A
根据题意"刘先生已经在这儿等了大约五分钟",for about five minutes大约五分钟,常和完成时连用,故排除C D;come是非延续性动词,不能和表示一段时间的短语连用,五分钟是一段时间,所以排除B,have/has been doing是现在完成进行时的结构,表示从过去开始一直延续到现在的动作或状态,故答案为A.
点评 考查时态辨析,熟悉不同时态的标志性词汇或短语,结合题意,给出正确答案.
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