-What"s up? You look worried.Well,I_____on the problem for 5 hours but I haven"t
题型：不详难度：来源：
-What"s up? You look worried.
Well,I_____on the problem for 5 hours but I haven"t got a single clue.| A．have worked | B．worked | | C．will work | D．have been working |
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答案
| D |
解析
试题分析：考查时态。从时间状语 for 5 hours，可排除BC，然后根据 but I haven"t got a single clue，说明work这个动作还要持续下去，故用现在完成进行时。句意：——怎么啦？你看起来很焦急。——唔，我花了5个小时在这个问题上但现在还没有什么头绪。 |
举一反三
—Sleep well last night?
—Far from that. My next door neighbor ______ music pretty loud.| A．play | B．had played | C．was playing | D．would play |
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Please don’t phone him between 1 and 3 p.m. tomorrow. He ______ a lecture then.| A．will have delivered | B．has been delivering | | C．will be delivering | D．delivers |
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— What were you doing when I phoned you last night?
— I ______ my homework and was starting to surf the Internet.| A．have already finished | B．was finishing | | C．was going to finish | D．had just finished |
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With their market share shrinking, analysts ______ that their profits have fallen by around 15%.| A．accomplish | B．reckon | C．promote | D．urge |
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“What are you busy for?”—This is a question we very often get _____ nowadays.| A．asking | B．being asked | C．asked | D．to ask |
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