牙周溢脓首选的漱口水()
A.朵贝尔漱口水
B.甲硝唑配制液
C.3%双氧水稀释2倍
D.0.1%利凡诺尔液
E.稀醋酸溶液
参考答案:C
What can you see in my room? [ ]
A. I can see a bed.
B. It's nice.
C. I have two windows.
单个军人队列动作的内容有哪些?()
A、立正
B、稍息
C、跨立
D、停止间转法