在高危人群中进行HIV抗体筛检来了解艾滋病的流行概况属于()
A.行为危险因素监测
B.法定传染病报告
C.主动监测
D.被动监测
E.哨点监测
参考答案:E
根据汉语完成句子。
1. I think she sings _________ (优美).
2. Western TV shows are _________ (不同于) Chinese TV shows.
3. They _________ (点) some food.
4. There are _________ (许多人) at the restaurant.
5. Here are some _________ (其他的东西) you can do.
6. _________ (谢谢你) helping me.
7. I do my homework _________ (一次) a day.
8. May I _________ (打开) the TV?
9. He is a _________ (坏演员).
10. He thinks this actor is the _________ (最好的).
游戏的主体性本质观认为游戏是儿童的一种主体性活动。