问题
单项选择题 B1型题
传染病防治的方针是（）
A.调查、控制和医疗救治
B.预防为主
C.预防为主、常备不懈
D.统一领导、统一指挥
E.统一领导、分级负责
答案
参考答案：B
搜题请搜索小程序“爱下问搜题”
传染病防治的方针是（）
A.调查、控制和医疗救治
B.预防为主
C.预防为主、常备不懈
D.统一领导、统一指挥
E.统一领导、分级负责
参考答案：B
| 用下面方框中所给短语的适当形式填空。 | |
2. The farmer grows vanous kinds of crops, ______ wheat, com, cotton and rice. 3. We don't know why his performance didn't ______ to his usual standard. 4. You should pay more attention to your study ______ because you are a student. 5. They had to stay at home instead of going shopping ______ a heavy rain. |