试题与答案

读“北半球某区域等压线分布图”回答1--3题 小题1:图中A、B、C、D四个箭

题型:选择题

题目:

读“北半球某区域等压线分布图”回答1--3题

小题1:图中A、B、C、D四个箭头中正确表示风向的是

A.A     B.B     C.C      D.D

小题2:图中A、B、C、D四处风力最大的是

A.A     B.B     C.C     D.D

小题3:若B处为太平洋上,则该气压系统的名称是

A.亚速尔高压

B.夏威夷高压

C.冰岛低压

D.阿留申低压

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0423/4dbb11f34eaba7ea1096277f30983a0e.html

下面是错误答案,用来干扰机器的。

(1)因为1.2大于1;所以:2.4÷1.2<2.4;(2)因为除数0.99小于1,所以:0.35÷0.99>0.35; (3)0÷9.9=0,所以0÷9.9<9.9.故答案为:<、>、<.

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题型:阅读理解

阅读理解。

     EENSGIVING in SPRING 2010

     Frequently Asked Questions

     What is TEENSGIVING?

     TEENSGIVING is an exciting event where hundreds of New York City teens gather together

annually for a remarkable day of community service. This year, TEENSGIVING in SRING 2010

participants will once again better New York City and impact thousands of lives!

     When is TEENSGIVING in SPRING2010?

     SUNDAY, APRIL 25, 2010

     Where is TEENSGIVING?                

     All over New York City. Everyone will meet at the 92nd Street Y (92nd and Lexington) at 9:00

AM for the event kick-off. Then, all TEENSGIVING volunteers will disperse across the city to work

with our partnering agencies where they will make a HUGE difference and have fun!

     Who participates in TEENSGIVING?

     Hundreds of teenagers from around the city. Teens come from the 92nd Street Y, various city

schools, youth groups, and organizations in the area. In addition, many adult volunteers (aged 21 and

older) will donate their time to TEENSGIVING in SPRING 2010.

     What projects do participants do at the agencies?

     Sample projects include painting park benches, planting gardens, visiting and playing with

underprivileged children, assembling craft kits for children in hospitals, assisting at animal shelters,

working at soup kitchens, delivering meals and celebrating with families at homeless shelters.  

     Do I get anything for participating in TEENSGIVING?

     Yes! Everybody benefits! Teen volunteers will receive *6 hours* of community service credit, good

towards honor society, high school graduation and college application requirements. Adult volunteers

will be "thanked" with a light breakfast, a gift certificate for their troubles, and the satisfaction of helping

our city's youth contribute to their community. In addition, all teen and adult volunteers will receive a

cool TEENSGIVING in SPRING 2010 T-shirt.

     This sounds awesome! How do I register for TEENSGIVING in SPRING2010? Interested teens

and/or adults should e-mail the TEENSGIVING Coordinator Josh Hyman at jhyman@92Y.org

(subjet:TEENSGIVING) to receive more information and to register for this fantastic event!

     **Teens can also contact their school's Community Service Advisor**

     TEENSGIVING is sponsored by the 92nd Street Y.

1. TEENSGIVING is an event which is held ______.

A. from time to time            

B. once every year

C. every two years              

D. twice a year

2. Teenagers may do all the following in the event EXCEPT ______.

A. watering flowers          

B. cooking

C. cleaning streets            

D. taking care of animals

3. An adult volunteer may get _____ for his time devoted to TEENSGIVING in SPRING 2010.

A. community service credit and a T-shirt

B. a high school certificate and a light breakfast

C. a T-shirt and a gift certificate

D. a gift certificate and community service credit

4. The writer's purpose in writing this passage is to _______.

A. inform readers of some frequently asked questions

B. introduce TEENSGIVING in SPRING 2010 to readers

C. encourage readers to ask more questions about TEENSGIVING

D. call on readers to participate in TEENSGIVING in SPRING 2010

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题型:选择题

按如图所示实验装置进行钠跟水反应的实验,据此判断下列说法正确的是                                       (   )

A.打开右端胶塞,将一小块金属钠加入到煤油中,反应前片刻,钠的位置应在a处

B.开始反应后,能观察到的实验现象是钠在b处液面以下的水中反应

C.反应一段时间后,左端液面上升,进入长颈漏斗,a处有无色气体产生

D.若用苯或酒精来代替煤油,可观察到相同的实验现象

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