2. 外语
  3. ______ for your help, we’d never have been able to get over the difficulties.

______ for your help, we’d never have been able to get over the difficulties.

admin2010-02-22  31
问题 ______ for your help, we’d never have been able to get over the difficulties.
选项 A、Had it not
B、If it were not
C、Had it not been
D、If we had not been
答案C
解析
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