在正常情况下,测得洋葱鳞茎表皮细胞的ψw大约为()。A、-0.9MPa B、-9MPa

题型:单项选择题

问题:

在正常情况下,测得洋葱鳞茎表皮细胞的ψw大约为()。

A、-0.9MPa

B、-9MPa

C、-90MPa

考点:植物生理学植物的水分代谢植物的水分代谢题库
题型:单项选择题

阅读理解。

    You go to a store. You see many new things. You know about them before you get to the store. How do

you know? You saw these things on TV. You learned about them through advertising.

    People have been advertising for thousands of years. Long ago, men called "criers" walked up and down

the street. They shouted about things that were being sold.

    Later, people met at one place. This place was a market. Some people came to sell. Other people came to

buy. But only those people who were at the market knew what was being sold.

    When people learned about printing, things changed. Soon there were newspapers. Many people read the

newspapers. They saw many ads in the papers. Later, more people saw and listened to the ads on TV. Are

the people who sell to us "criers"?

1. When you go to a store, you see _____. [ ]

A. singers

B. advertisement

C. many new things

D. TV

2. Which of the following statements is TRUE according to the passage? [ ]

A. We go to the store to read the newspaper.

B. We go to the store to buy things we hear about.

C. We go to the store to look at the ads on TV.

D. We go to the store to know other people.

3. People have been advertising for _____. [ ]

A. thousands of years

B. hundreds of years

C. one thousand years

D. one hundred years

4. Later people could find the ads _____. [ ]

A. on TV

B. in the newspapers

C. everywhere

D. both A and B

5. The main idea of the whole story is _____. [ ]

A. people advertise to sell things

B. people cried when they had to advertise

C. people went to the market

D. people never advertise

题型:单项选择题

伽利略是意大利文艺复兴运动时期著名的物理学家、天文学家,是近代实验科学的奠基人之一。他热情地宣传和捍卫日心说,触犯了《圣经》和教皇被判处终身监禁。1983年,罗马教廷正式承认,350年前宗教裁判所的审批是错误的。对“宗教裁判所”的认识最准确的是

A.宗教裁判所主要是反对科学创新的一个机构

B.宗教裁判所反对日心说,因为太阳也不是宇宙的中心

C.宗教裁判所能够顺应历史潮流,做出正确决策

D.宗教裁判所用野蛮的方式维护自己的权威,巩固至高无上的地位

题型:单项选择题

吴师机外治法的内容是

A.外治法的渊源与发展

B.外治法的理论根本

C.外治法的具体应用

D.外治法的优缺点

E.外治法的未来宏图

题型:单项选择题

清咳汤功效与作用

题型:单项选择题

根据汉语翻译以下短语并完成句子。

1. 取捷径;走近路_____

2. 砍到;削减;降低_____

3. 插嘴;干涉;插入_____

4. 突然停止;停止;缩短_____

5. 切碎;使痛心;使难过_____

6. 穿过;穿透;克服_____

7. 急忙返回;削减_____

8. 把某物切割成两半_____

9. 把某物切割成两半/三瓣/四瓣_____

10. Xinhua says the landslide also____ power and communications.

      新华社说,这次山体滑坡还切断了电力和通讯.

11.  He had a finger____by a machine while working.

       他在工作时被机器切掉了一个手指.

12. The village was________from the outside world by the heavy snow for days.

      由于数天的大雾村庄与外边的世界隔绝了.

13.  She likes to________when other people are talking.

       当其他人在谈话时,她喜欢插嘴.

14. I won't have a cigarette, thanks-I'm trying to____on them.

     我不会吸烟了,谢谢-我在努力减少它们.

15.  He was asking 400 for the car, but we cut him down _____.

       £350他在要400英镑的车费,但是我们把它削减成了350英镑.

16.  She _____   the vegetables and then put them into the hot pot.

       她把菜切碎并且把它们扔到热锅里.

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