医疗队赴非洲高疟区工作,自身的保护性预防工作,以哪项最重要()
A.使用蚊帐,蚊烟,驱蚊剂
B.口服伯氨喹
C.口服乙胺嘧啶或氯喹
D.注射青蒿素
E.治疗当地现症疟疾病人
参考答案:C
孕妇,28岁,孕37周,近10天来子宫无明显增大,胎动时感觉腹部疼痛,B超检查显示羊水过少,下列哪项是羊水过少的可能病因()。
A.妊娠合并糖尿病
B.孕妇的孕酮含量高
C.胎儿泌尿系统异常
D.妊娠合并肾脏病
E.妊娠期高血压疾病
根据句意及首字母提示写出所缺单词
1. Please keep the room clean. And don't t_____ the waste paper everywhere.
2. The beautiful flowers produce a p____ smell. I love them very much.
3. The wine bottle was p______ in a Chinese factory.
4. Can you tell me the four famous inventions in a________ China?
5. The company was built in the eighties of the twentieth c_______.