8．Without your kind help, we in the experiment.A. cannot succeed B. hadn’t succeededC. w

发布时间：2020-08-16 06:32:25


8．Without your kind help, we      in the experiment.
A. cannot succeed
B. hadn’t succeeded
C. w ouldn’t succeed
D. couldn’t have succeeded

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A. cannot succeed
B. hadn’t succeeded
C. w ouldn’t succeed
(答案→)D. couldn’t have succeeded
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