固冲汤证的病机要点是（）。
A.心肾两虚
B.心脾两虚
C.脾肾两虚
D.下元虚冷
E.肾虚精亏
参考答案：C
In Japan the three _____ means of transportation to get to school are bus, train and bike.[ ]
A. most popular
B. popular
C. more popular
D. popular
我国现代阶段初中毕业后，进入高一般采用的是（）制度。
