半夏和夏枯草的共同点包括（）
A.均能燥湿化痰
B.均能消肿散结
C.均辛温燥烈有毒
D.均能祛风止痉
E.均可治瘰疬、瘿瘤、疮痈
参考答案：B, E
This problem is said _______ three times, but he still can’t understand it.
A．to have been explaining
B．to have explained
C．having been explained
D．to have been explained
I'm going to ______________ books. [ ]
A. read
B. reads
C. reading
