梢料导渗沟开沟方法与（）相同。
A.柳石导渗沟
B.砂石导渗沟
C.反滤导渗沟
D.柴草导渗沟
参考答案：B
We all think that he is stronger _____.
A．than he is looked
B．than he looks like
C．than he looks
D．than he looked like
具有泻肺平喘之功的药物为：
