羊水过少
参考答案：
羊水过少：妊娠晚期羊水量少于300ml者，称羊水过少。羊水过少严重影响围生儿的预后，胎儿窘迫、新生儿窒息率明显增高。
根据句意和汉语提示，写出空缺处短语的正确形式 （每空一词）。
1. Some people are ______ ______ (照相).
2. There are many people here______ ______ (度假).
3. We all ______ ______ (过得愉快) in the park yesterday.
4. They often ______ ______(去购物) on weekends.
5. A small boy was crying ______ ______(在角落).
6. I ______ ______ (步行回到) the hotel.
7. What are you ______ ______ (谈论)?
8. What do you ______ ______ (认为) sports shows?
9. Please don't ______ ______ (迟到) class.
10. We can ______ ______ (听音乐) after class.
慢性非传染性疾病的主要危险因素致病的特点不包括
A．广泛存在B．联合作用明显C．特异性弱D．致病作用强烈E．潜伏期长
