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1.当(南京条约)签订后,清朝官员董宗远上秦反对,他说:“国威自此拟矣,国脉自此伤矣。乱民自此生心矣,边境自此多事矣。”他反对签内的出发点是     (   )

    A.维护封建统治秩序               B.维护清朝民族利益

    C.维护国家独立自主               D.学对两方技术

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5.

(2009·安徽合肥模拟)某人随机地在如右图所示正三角形及其外接圆区域内部投针(不包括三角形边界及圆的边界),则针扎到阴影区域(不包括边界)的概率为________.

解析:设正三角形边长为a,则外接圆半径ra·=a.

∴概率P==.

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4.(2010·高考改编题)在区间[-1,1]上随机取一个数x,则sin的值介于-与之间的概率为( )

A.     B.     C.     D.

解析:在区间[-1,1]上随机取一个数x,要使sin的值介于-与之间,需使-≤≤,即-≤x≤1,其区间长度为,由几何概型公式知所求概率为=,故选D.

答案:D

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3.

如图所示,设M是半径为R的圆周上一个定点,在圆周上等可能地任取一点N,连结MN,则弦MN的长超过R的概率为( )

A.        B. 

C.       D.

解析:在圆上过圆心O作与OM垂直的直径CD,则MD=MC= ,当点N不在半圆弧上时,MN> ,故所求的概率P(A)= .

答案:D

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2.

(2009·福建福州)为了测算如右图阴影部分的面积,作一个边长为6的正方形将其包含在内,并向正方形内随机投掷800个点,已知恰有200个点落在阴影部分内,据此,可估计阴影部分的面积是( )

A.12      B.9 

C.8       D.6

解析:正方形面积为36,阴影部分面积为×36=9.

答案:B

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1.函数f(x)=x2x-2,x∈[-5,5],那么任取一点x0∈[-5,5],使f(x0)≤0的概率是( )

A.1    B.        C.  D.

解析:将问题转化为与长度有关的几何概型求解,当x0∈[-1,2]时,f(x0)≤0.则所求概率P==.

答案:C

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某市今年举办主题为“把希望带给贫困孩子”的活动。现在请你以学生会的名义写一份倡议书,内容要点如下(括号中的词汇可供参考):

1、  许多贫困家庭无力负担孩子去上学;(afford)

2、  孩子们没有足够的钱去买学习用品和衣物;(school things and clothes)

3、  每个孩子都应该有上学的权力;(have the right to do something)

4、  我们应该尽最大的努力去帮助他们,比如……; (try one’s best to do something)

5、  让我们一起给贫困孩子创造一个更美好的未来。(work together)

注意:

1、  文章开头、结尾已给出,但不计入总词数;

2、  词数80左右。

Dear students,

   In some parts of our country, there are many children out of school. __________________

 _______________________________________________________________________________

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Thanks for your joining!

                                      Students’ Union

攀枝花市2010年高中阶段教育学校招生统一考试

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根据文章大意和首字母提示,填写单词,使短文通顺、完整。每空限填一词,并将完整的单词写在文

章后的答题线上。

    At 8:30 in the morning, the body of a man was found. Someone murdered(谋杀)him. A small (1) k____________ was found near the body. Maybe the murder used that knife. The police doctor said, “The man (2) d____________ about eight hours ago.” So the murder had possibly happened between midnight (3)a____________ one o’clock.

The police questioned three men. They didn’t tell the three men about the murder. The first man said he had been at home the whole evening and was (4) r____________ magazines, (5) t____________ he went to bed early.

The (6) s____________ man told the police that he had spent the evening with some of his friends. They had been to cinema together. He got home at about 11 o’clock.

The third man said he didn’t know (7) a____________ about the murder. He also said he didn’t have a knife. Of course the police (8) e____________ found out who the murder was.

(1) _____________  (2) _____________    (3) _____________   (4) _____________

(5) _____________  (6) _____________    (7) _____________   (8) _____________

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A: Jim, you said you would not stay out late after school, didn’t you??

B:   1  

A: But it’s 10 o’clock now.    2  

B: Sorry. I’ve been to the hospital.

A: What?    3     

B: No. I sent Jack to the hospital.

A:  _  4    What was wrong with him?

B: He had a terrible headache on the way home. 

A:   5  

B: Yes, he is.

A: Good for you, my dear! I’m very glad you can help others.

B:    6    

A. What should I do?
B. Thank you, mom.
C. Where have you been?
D. Is he better now?
E. Oh, really?
F. Were you sick?
G. Yes, mom, I did.

1. ______    2. ______    3. ______   4. ______    5. ______    6. ______

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6. __________ (teach) high school students in a poor mountain village may not sound like fun to you.

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