一定条件下,下列反应中水蒸气含量随反应时间的变化趋势符合下图的是() A.选项A B

题型:单项选择题

问题:

一定条件下,下列反应中水蒸气含量随反应时间的变化趋势符合下图的是()

A.选项A

B.选项B

C.选项C

D.选项D

考点:教师招聘考试中学教师招聘笔试教师公开招聘考试中学化学
题型:单项选择题

小题1:Picture 1 is a(n) ________. 

A.postcard

B.poster

C.invitation

D.menu小题2:You should reply to the Johnson family by ______.

A.writing an email

B.making a phone call

C.visiting them in person

D.chatting online with them小题3:If you want to eat well, you can’t miss the ________.

A.Dance as a Job Lecture

B.Musical Theatre Classes

C.Weight Training Classes

D.Sports Nutrition Classes小题4:How long will the camp last?

A.five days.

B.Ten days.

C.A week.

D.A month小题5:If you are a 15-year-old student, what time is for you?

A.4:00 pm on Nov 13.

B.4:30 pm on Nov 14.

C.4:30 pm on Nov 18.

D.4:00 pm on Nov 19.

题型:单项选择题

---- You didn’t do your homework _______, Tom.

---- I’m sorry, mom. But I don’t have ______ for such things.

A. careful enough; enough time 

B. enough careful; time enough

C. carefully enough; enough time

题型:单项选择题

某厂准备在厂内铺设热力管道,现正研究使用500px或750px管径的两种管道方案。热力管道铺设的工程费用和水泵的运行费用如下表所示。两种管道的寿命期皆为15年,15年后的处理价格都是初期投资额的10%,其他条件相同。

已知:(P/A,10%,15)=7.606,(A/F,10%,15)=0.03147,(P/F,10%,15)=6.2394。

20cm管径方案的费用净年值为()万元。

A.567 

B.581 

C.587 

D.598

题型:单项选择题

复元活血汤原方中用量最大的药物是()

A.大黄

B.柴胡

C.红花

D.当归

E.桃仁

题型:单项选择题

患儿男,生后2天,出生体重为2400g。因吸入性肺炎入院,入院时患儿呼吸急促,口唇稍发绀。即置于辐射保暖床上抢救。

该患儿吸氧的流量应选择每分钟为()

A.1L

B.2L

C.3L

D.4L

E.5L

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