有机磷的理化特性为()
A.大多为油状液体
B.大多具有大蒜味
C.一般在碱性液中稳定
D.不溶于水而易溶于脂溶剂
E.敌百虫遇碱变为敌敌畏
参考答案:A, B, D, E
The young man was against ________ trees. [ ]
A. plant
B. to plant
C. planting
D. planted
MX展现框架所有类的基类是()
A、Control
B、MXObject
C、BaseObject
D、Object