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问题 单项选择题

拱是一种曲线或折线形构件，主要承受( )。

A．弯力

B．扭矩

C．弯矩

D．轴向压力

答案

参考答案：D

解析：[试题解析] 拱是一种有推力的结构，它的主要内力是轴向压力。

阅读理解
Every school has notice boards. Let’s see what is on the notice board of an American school.
School Rules
Fighting, saying bad words and all other bad behavior will not be allowed.
Do not throw rocks, snowballs or sticks on the school grounds.
Hand in a note or telephone to school if your child will be absent for the day.
Parents and visitors need to check in at the office when entering the school.
             Report Card
Report card about your school life and work will be given to your parents. Look at the marking key for your school work.
MARKING  KEY(评分标准)
●Goes beyond grade level standards    4
●Meets grade level standards          3
●Does not meet grade level standards, but
Making progress                   2
●Does not meet grade level standards   1
 
 
        Class Announcement(通知)
Testing Dates:
The math test is on June 12～13.
The science test is on June 15
Parents Meeting:
The next parents meeting is at 7:00pm on Friday, June 22 in the meeting hall.
Homework:
Please check the Homework Board at the school homepage to find your homework.
        
After-school Program
The after-school programs will continue for the year 2013.  The programs will be open from 3:30 to 6:00pm every day.
3:30～4:30 Homework＆ Reading
4:30～6:00 Activities
If you have any questions, feel free to call the school at 524-9752
小题1:According to School Rules, visitors have to _________ when entering the school.
A．hand in a noteB．call at 524-9752
C．check in at the officeD．telephone to the school
小题2:From _________, parents can get information on the parents meeting
A．School RulesB．Report Card
C．After- school ProgramD．Class Announcement
小题3: Report Card shows parents_____________.
A．certain school rulesB．after-school activities
C．plans for classes and testsD．children’s school life and work
小题4:Suppose Tony doesn’t do well at school but makes progresses, he will get_____ on the Report Card
A．1B．2C．3D．4
小题5:Students do their homework and read books___________.
A．from 3:30 to 4:30B．from 3:30 to 6:00
C．from 4:30 to 6:00D．from 6:00 to 7:00
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辨析题

国民党在大陆统治垮台的标志是北京的解放。

错误：____________

改正：____________
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