肝气犯胃呕吐首选
A.藿香正气散
B.保和丸
C.小半夏汤
D.四七汤
E.苓桂术甘汤
参考答案:D
(2013·重庆模拟)—When did your brother begin to show his interest in medicine?
—It was a Saturday he noticed his classmate experimenting on a frog in the lab.
A.that
B.what
C.when
D.which
当城市道路宽度超过( )m时,可以在道路两侧各设一条污水管。
A.60B.50C.40D.30