八角茴香与伪品莽草的最主要的区别点是:()
A、由多少个蓇葖果组成
B、表面颜色
C、种子形状
D、种子颜色
参考答案:A
I am sorry that I have kept you ______ me so long. [ ]
A. waiting
B. waiting for
C. to wait
D. to wait for
胸痹之痰浊壅塞证候的特点是
A.胸部刺痛,入夜尤重B.胸闷隐痛,时作时休C.胸闷如窒,痛引肩背D.胸痛彻背,感寒痛甚