臁疮护理宜:
A.加强锻炼,经常活动
B.抬高患肢,减少走动
C.绝对卧床,避免活动
D.注意保暖,免受寒冻
E.创愈之后,可随意活动,勿用特殊护理
参考答案:B
用所给词的适当形式填空。
1. When the teacher asks you a question, you should answer ____ (loud).
2. "Please be quiet. No ____ (talk)!" says our biology teacher.
3. Xiao Tao goes to the zoo ____ (see) the lovely pandas.
4. ____ (not arrive) late for the meeting. It's impolite.
5. We have to ____ (clean) the classroom every day.
下列不是操作系统功能的是
A.线程管理
B.存储管理
C.密码管理
D.设备管理