题目内容
2. 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
解析:
选C。答题的关键在于抓住句中的but,but后面的句子是对过去事实的陈述,应用一般过去时;前面的句子则表示“本来能够……”,是对过去事情的推断,因此应用could have done,句意为“他本来能够做好那工作,但他太粗心了。”
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