题目内容:
( )us the information,we would have been ambushed.
A.Had he not given
B.If he did not give
C.Should he not give
D.Were he not to give
参考答案:
答案解析:
( )us the information,we would have been ambushed.
A.Had he not given
B.If he did not give
C.Should he not give
D.Were he not to give