题目内容
The doctor insisted that this patient ______ seriously ill and he ______ on.A. should be, be operated; B. should have been, had been operated
C. had been, should operate D. was, be operated
答案:D
提示:
提示:
| 用过去时表示已经存在的事实。用should表示他坚持要做的事情,should可以省略
|
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