不相隶属机关之间商洽工作、询问和答复问题时,用( )
A.批复
B.通报
C.函
D.令
参考答案:C
简述混凝土三轴受压强度的概念。
I would rather _____ at home than play basketball
A.to watch TV
B.watching TV
C.watch TV
D.to watching TV