问题补充:
All the doctors in the hospital insisted that he badly wounded and that he at once.
A. should be; be operated on
B. were; must be operated on
C. was; should be operated
D. was; be operated on
答案:
A. should be; be operated on
B. were; must be operated on
C. was; should be operated
(答案→)D. was; be operated on
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