炙甘草汤中，温阳通脉者是
A．川芎B．当归C．黄芪D．附子E．白芍
参考答案：C
We can't ___________ in class. [ ]
A. speak
B. talk
C. to speak
一根绳子长120米，用去的长度与剩下的长度______比例．
