搜题请搜索小程序“爱下问搜题”
问题 单项选择题

安全系统工程的系统性是指生产系统的总体性决定生产安全的主体性，即对事故的总体控制采用“4E”科学，从（）四方面入手。

A.人、环境、材料、机械

B.法规、工程、教育、经济

B.构思、设计、制作、使用

D.发生、预警、预防、善后

答案

参考答案：B

完形填空

完成句子（共20空；每空0.5分，满分10分）

小题1:He decided to devote himself to the protection of the Changjiang River.

He decided to be ________ to __________  the Changjiang River.

小题2:It’s a good idea for you to _________  ___________  ______  ______(充分利用) micro-blogging(微博) to help improve your business if you are a business man or woman.

小题3:John will ______  _______ of (负责)the next meeting.

小题4:He is always ___  ___  __(找茬)other people though he doesn’t do his own work properly.

小题5: This book is different from _____  _____  ____ I read(我昨天读的) last night.

小题6:I’ve lost my umbrella and Mary has lost her umbrella , too.

I’ve lost my umbrella and ________  _______  ________.

小题7:The mid-term exam is coming soon. The students are busy _____  _____  ___ (准备) it.
查看答案
单项选择题

下列哪种情况可继续服用复方避孕药制剂

A．近期有黄疸史

B．急性 * * 炎

C．乳腺癌

D．糖尿病患者

E．正在服用利福平者
查看答案