时时眩晕，面白少神，便溏下坠，脉细无力。治法宜选 A．补脾益

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问题单项选择题

时时眩晕，面白少神，便溏下坠，脉细无力。治法宜选

A．补脾益气，和胃化湿
B．补脾益肾，益气和营
C．补养气血，健运脾胃
D．补中益气，升清降浊

答案

参考答案：D

选择题

All my family had breakfast at half past six,_______my neighbourhood.

A,so has B,nor did C,so had D,nor had

单项选择题

相同迎角，飞行速度增加一倍，升力增加到原来的（）。

A.一倍

B.二倍

C.四倍