Ever since the financial crisis ________, many workers _______from their jobs.A．
题型：不详难度：来源：
Ever since the financial crisis ________, many workers _______from their jobs.| A．broke out; were laid off | | B．has broken out; were laid off | | C．had broken out; had been laid off | | D．broke out; have been laid off |
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答案
| D |
解析
这题考查时态的用法,因为是since引导的时间状语从句，所以第一空填过去时，主句用现在完成时。句意是：自从经济危机爆发，很多工人被解雇了。选D。 |
举一反三
---The window must have taken you quite a lot of time that day.
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The leaders of the company are having a meeting to discuss where the new office building __.| A．should situate | B．should be situated | C．should be lied | D．was located |
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Up to now, large quantities of food ____ to Africa to save the starving people.| A．is sent | B．has been sent | C．have been sent | D．are sent |
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---The food here is nice enough.
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