题目内容
He﹍﹍the job well, but he so careless.
| A.had done; had been | B.could do; was |
| C.could have done; was | D.hadn’t done; had been |
C
这题考查虚拟语气,句意是:他本可以做得很好,但是他太粗心了。粗心是过去的事实,工作做得好的虚拟的用法,实际上并不好。所以第一空填could have done“本可以做却没做”,第二空填was,是过去的事实。选C
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