下列药物需先煎的是
A.生龙骨
B.草乌
C.鹿角膏
D.生石膏
E.淫羊藿
参考答案:A,B,C,E
看图填空,完成短文。
Welcome to my home. Here is my bedroom. There is a 1___________ , a
2___________ and a 3___________ . And under the chair there is a
4___________. The books and dictionaries (字典) are all on the 5___________ .
I don't often watch 6___________ in the evening. I often do some reading or
do my homework here.
从一个十边形的同一个顶点出发,分别连接这个顶点与其余各顶点,可以把这个多边形分割成 个三角形;