所有的突发事件按照社会危害程度、影响范围等因素划分为四级。()
参考答案:错
菟丝子、沙苑子的共同功效是()
A.补肾固精
B.养肝明目
C.止泻
D.安胎
E.生津
根据提示,使用单词的正确形式填空。
1. Miss Zhao is our ___________ (数学) teacher.
2. Mum gets me a __________(双) of shoes.
3. I have got an _________(叔叔) and he lives in London.
4. I ofen have some __________(potato), rice and meat for dinner.
5. Does Lily usually __________(listen) to music?