全身消炎药治疗牙周病主要用于()。
A.牙周炎急性炎症期
B.增生性龈炎
C.青春期龈炎
D.缘龈炎
E.妊娠期龈炎
参考答案:A
以下哪类人群可免费乘坐地铁?()
A.革命干部
B.残障人士
C.60-69岁老人
D.中华人民共和国伤残人民警察
情境反应,选择正确答案。
1. 爸爸问你晚餐想吃点什么,说:[ ]
A. What would you like for breakfast?
B. What would you like for dinner?
C. What's for lunch?
2. 我想吃点面条,说:[ ]
A. I would like some noodles.
B. I have some noodles.
C. I like some noodles.
3. 你告诉Zoom不要吃太多,你说:[ ]
A. You can't eat so much!
B. You can eat so much!
C. Can I eat so much?