造成机场土基过湿的水源来自()和冻胀水源。
A.大气降水
B.冲积水源
C.地下水源
D.水管漏水
E.内涝水
参考答案：A, B, C
I, not you , _____ in the wrong. Not I but he _____been invited .
A．were ; have
B．were ; has
C．was; has
D．was ; have
