—Has Tom finished his task yet?—I’m not sure. But he _____ on it last weekA．was
题型：不详难度：来源：
—Has Tom finished his task yet?
—I’m not sure. But he _____ on it last week| A．was working | B．has been working | | C．worked | D．had been working |
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答案
| A |
解析
试题分析：考查时态。句意：——Tom完成了他的任务吗？——我不确定。但是他上周一直致力于这个任务。根据语境，说明与过去有关，且表示过去一段时间（last week）内一直在做某事，故使用过去进行时。 |
举一反三
Large quantities of information，as well as some timely help ________since the organization was built.| A．has offered | B．had been offered | | C．have been offered | D．is offered |
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It was for the first time that the two countries ______ an agreement.| A．reached | B．have reached | C．had reached | D．will reach |
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| A．tastes | B．looks | C．sounds | D．feels |
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－What did you do yesterday evening, Gina?
－I ________ Titanic 3D in the City Cinema.| A．watch | B．watched | C．am watching | D．will watch |
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— How did you catch the thief?
— Well, he ________ some goods into his bag when I came around a corner in the shop. So I caught him.| A．was putting | B．was put | C．have put | D．had put |
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