SQL语言具有( )功能。 A) 数据定义、数据操纵、数据控制 B) 关系规范

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问题:

SQL语言具有( )功能。
A) 数据定义、数据操纵、数据控制
B) 关系规范化、数据定义、数据定义
C) 关系规范化、数据定义、数据控制
D) 关系规范化、数据操纵、数据控制

考点:计算机软件水平考试中级数据库系统工程师信息系统知识—数据库技术(一)
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产业政策将政府调节与市场调节有机地体现在产业政策的实施体系中,具有经济运行机制的组合功能。这体现了产业政策的()特征。

A.协调性 

B.时效性 

C.导向性 

D.组合性

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面对网络谣言,中学生应该

①抵制不良言论,辨别是非真假   

②履行公民义务,不信谣不传谣

③行使公民权利,向有关部门举报 

④作为个人谈资,适当私下传播

A.①②③

B.②③④

C.①③④

D.①②③④

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根据12.17+15.6=27.77写出两道减法算式。

                                                                  

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-_____do you tell your mother about your English result?

-By using my mobile phone.

A.What

B.How

C.Why

D.Where

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TEENSGIVING in SPRING 2010

Frequently Asked Questions

What is TEENSGIVING?

TEENSGIVING is an exciting yearly event where hundreds of New York City teens gather together yearly for a remarkable day of community service. This year, TEENSGIVING in SRING 2010 participants will once again better New York City and influence 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 spread 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 contribute 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 the poor children, assembling(组装) model planes for children in hospitals, assisting at animal shelters(收容所), 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(证明,证书) 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 amazing! How do I record my name 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.

小题1: TEENSGIVING is an event which is held ______.

A.fromtimetotime

B.onceeveryyear

C.everytwoyears

D.twiceayear小题2:Teenagers may do all the following in the event EXCEPT ____.

A.wateringflowers

B.cooking

C.cleaningstreets

D.takingcareofanimals小题3:An adult volunteer may get _ for his time devoted 

to TEENSGIVING  in SPRING 2010.

A.communityservicecreditandaT-shirt

B.ahighschoolcertificateandalightbreakfast

C.aT-shirtandagiftcertificate

D.agiftcertificateandcommunityservicecredit小题4:The writer’s purpose in writing this passage is to _______.

A.informreadersofsomefrequentlyaskedquestions

B.introduceTEENSGIVINGinSPRING2010toreaders

C.encouragereaderstoaskmorequestionsaboutTEENSGIVING

D.callonreaderstoparticipateinTEENSGIVINGinSPRING2010

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