ought to have done shouldn't have done ought not to have done needn't have done could have done (二)三级试题汇编 1、I'm feeling sick. I ___ so much chocolate. A. needn't have eaten B. couldn't have eaten C. mustn't have eaten D. shouldn't have eate...
A.go to B. got to C. went to D. get to 8. I’ve got the order from the boss that the work ___ finished before 5 p.m. today. A.would be B. be C. will have been D. could be 9. ___ Tom has done really amazed everyone in his class. A.What...
A. studied B. studying C. to have studied D. to be studying 11) As the light turned green, I stood for a moment, not ___, and asked myself what I was going to do. A. moved B. moving C. to move D. being moved 3.
而根据第二句“have a meaningful effect in slowing climate change” 故排除B: will accelerate global environmental change。文章最后一句“what Washington does—or doesn’t do—to promote alternative energy may mean less at a time of a global shift in ...
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