22. -_________ have you been in the singing group?
-More than five years by now.
A. When B. How long C. How often D. Where
从下列各题所给的A、B、C、D四个选项中,选择可以填入空白处的最佳选项。
21. ---- Is this your book , Jack?
---- Yes, it’s ______________. Thank you for helping me find it.
A. I B. me C. my D. mine
Welcome to the 2010 Summer Camp |
|
Time |
Between 9:00am and 11:30am from 17 10 to August 5 . |
Fee |
¥ 500 |
Main activities |
Practicing spoken English, singing English 18 and seeing English 19 . |
Address |
No. 20 ,
Shaoshan Road |
Telephone number |
22842936 |
Email address |
2010summercamp@ |
语言知识运用
请听一段对话,完成5-6小题
5. What is the man going to do this weekend?
A. Read at home. B. Go skating. C. Play computer games.
6. How long has the man being skating?
A. More than ten years. B. More than ten weeks. C. More than ten days.
请听一段对话,完成7-8小题
7.Which country are they talking about?
A. England. B. America. C. New Zealand.
8. What is the most popular sport in winter there?
A. Skiing. B. Surfing. C. Boating.
请听一段对话,完成9-10小题
9. Why did Martin use Jane’s phone?
A. He left it at home. B. He lost it. C. He lent it to others.
10. Which button(按键) should Martin press to send the message?
A. Blue. B. Red. C. Black.
请听一段对话,完成11-13小题
11. Who is the doctor speaking to?
A. Peter. B.Robert. C. Mike.
12. How often does the boy do exercise?
A.Every day. B. Once a week. C. Once a month.
13. How many suggestions does the doctor give?
A. 1. B. 2. C. 3.
请听一段独白,完成14-16小题
14. Where can you probably hear the passage?
A. On a tour bus. B. On a shopping bus. C. On business bus.
15. Which country are they in?
A. England. B. France. C. Japan.
16. How long will be the trip?
A. An hour and a half. B. An hour. C. Half an hour.
1.
A B C
2.
A B C
3.
A B D
4.
A B D
22.(本题满分15分)已知点(0,1),,直线、都是圆的切线(点不在轴上). 以原点为顶点,且焦点在轴上的抛物线C恰好过点P.
(1)求抛物线C的方程;
(2)过点(1,0)作直线与抛物线C相交于两点,问是否存在定点使为常数?若存在,求出点的坐标及常数;若不存在,请说明理由.
21. (本小题满分15分)
已知函数
(1)试求b,c所满足的关系式;
(2)若b=0,方程有唯一解,求a的取值范围;
20.(本小题满分14分)
数列是递增的等比数列,且.
(Ⅰ)求数列的通项公式;
(Ⅱ)若,求证数列是等差数列;
(Ⅲ)若……,求的最大值.
19.(本小题满分14分)
一个多面体的直观图和三视图如图所示,其中正视图与俯视图均为矩形,侧视图是等腰直角三角形,M、G分别是AB、DF的中点.
(1)求证:CM⊥平面FDM;
(2)在线段AD上确定一点P,使得GP∥平面FMC,并给出证明;
(3求直线DM与平面ABEF所成角。
18.(本小题满分14分)
已知函数
(1)求的周期和及其图象的对称中心;
(2)在△ABC中,角A、B、C的对边分别是,满足 求函数的取值范围.
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