摘要： We on this project for four hours. Let’s have a rest. A. are working B. have been working C. worked D. had worked [解析]:B.考查动词时态.从句子的时间状语for four hours和后面的句子Let’s have a rest可知.动作从过去发生.到说话的时候一直在进行着.所以此处要用现在完成进行时态.句意:我们在这项工程上一直工作了四个小时了.咱们休息一会.
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We_______on this project for four hours. Let’s have a rest.
A. are working B. have been working C. worked D. had worked
查看习题详情和答案>>We _______ on this project for four hours. Let’s have a rest.
A. are working B. have been working
C. worked D. had worked
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We ____ on this project for four hours. Let’s have a rest.
A. are working B. have been working C. worked D. had worked
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