5. Mother was satisfied to see her son well _____ for the coming examinations.
A. prepare B. prepared C. preparing D. to prepare
4. -----Why? I didn’t get you on the phone.
-----We ________ football on the playground when you phoned.
A. must be playing B. must play
C. must have played D. must have been playing
3. ----- Don’t look down upon Bob. He has his own advantages.
-----Oh, yes. __________ others are weak, he is strong.
A. Where B. Though C. When D. If
2.Which record of his do they say _________best in their shop?
A. sells B. to sell C. is sold D. selling
第一节 单项填空(共15小题;每小题1分,满分15分)
从A、B、C、D四个选项中,选出可以填入空白处的最佳选项
1.I’ll spend half of my holiday practicing English and ________ half learning
drawing. A. another B. the other C. other’s D. other
22. (本题满分12分.)
数列中{an},a1=8,a4=2,且满足an+2= 2an+1- an,
(1)求数列{an}的通项公式;
(2)设Sn=,求Sn
高二数学科(文)答题纸
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二、填空: 13. 14. 15. 16. 17 18. 19. 20. 21. 22. |
本溪县高级中学2010-2011学年度(上)10月月考试题
21. (本题满分12分.)已知26列货车以相同的速度v由A地驶向相距400千米远的B地,
每两列货车间的距离为d千米,现知d与v速度的平方成正比,且当v=20,d=1.
(1) 写出d关于v的函数解析式式及定义域;
(2)若不计货车的长度,则26列货车都到达B地至少需要多少小时?此时货车速度为多少?
20、(本题满分12分.)在锐角三角形中,边a,b是方程的两根,
角A,B满足,求角C的度数,边c的长度及三角形ABC的面积
19.(本题满分12分)等差数列{an}不是常数列,a5=10, a5, a7 a10是某个等比数列的{bn}的第1,3,5项。
(1)求数列{an}的第20项
(2)求数列{bn}的通项公式
18.(本题满分12分)已知,解关于x的不等式
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