问题
选择题
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
答案
答案：D
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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
答案：D