温经汤中配伍半夏的主要用意是（）.

A.燥湿化痰而和胃

B.和胃降逆而止呕

C.通降胃气而散结

D.降逆散结而消痞

E.化痰开胃而行津

I hope all of you can hand ____ your homework ____ time

every day.

A．out; in

B．in; in

C．in; on

D．in; at