痰浊壅肺型肺胀的选方宜
A．越婢加半夏汤
B．桑白皮汤
C．涤痰汤
D．苏子降气汤合三子养亲汤
E．小青龙汤
参考答案：D
We shouldn't be __________any difficulties. [ ]
A. angry with
B. surprised to
C. afraid of
D. afraid to
A．，正电荷
B．，正电荷
C．，负电荷
D．，负电荷
，正电荷
，正电荷
，负电荷
，负电荷