7. Jim entered the competition without much hope, not expecting he would_____ the first prize!
A. come up with B. put up with
C. catch up with D. end up with
6. He’s watching TV? He’s ______ to be cleaning his room.
A. known B. supposed C. regarded D. considered
5. Li Yang, the founder of Crazy English, says that he copies it down ______he comes to a beautiful sentence.
A. unless B. while C. because D. every time
4. ---What did your sister want to know, Mary?
---_______that I could finish reading the story.
A. It was B. Where was it
C. It was when D. When it was
3. It would be a good idea to use a plastic bottle, ___cut off, as a container to grow young plants in.
A. of which the top B. the top is
C. the top of which D. with its top
2. The English competition we talked about ________in our school last week.
A. being held B. would be held C. was held D. holding
第一节 语法和词汇知识(共20小题;每小题1分,满分20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,并在答题卡上将该项涂黑。
1. In order to build up a harmonious society, we should think of ______old and ______sick.
A. a, a B. an, a C. the, the D. / , /
21、(12分)在直角坐标平面上有一点列,对一切正整数,点位于函数的图象上,且的横坐标构成以为首项,为公差的等差数列.
(1)求点的坐标;
(2)设抛物线列中的每一条对称轴都垂直于轴,第条抛物线的顶点为,且过点,记与抛物线相切于的直线的斜率为,求.
(22)(14分)已知函数。
(1)若在处有极值,求的值;
(2)当时,判断函数的图象上是否存在与直线平行的切线,并说明理由;
(3)求函数的最小值.
20、(12分)(文)已知关于的不等式.
(1)当时,解此不等式;
(2)当为何值时。此不等式的解集为R。
19、(12分)在2008年北京奥运会某项目的选拔比赛中,A、B两个代表队进行对抗赛,每对三名队员。A队队员是、、,B队队员是、、。按以往多次比赛统计,对阵队员之间胜负概率如下表,现按表中对阵方式出场进行三场比赛,每场胜队得1分,负队得0分。
对阵队员 |
A对胜 |
B队胜 |
对 |
|
|
对 |
|
|
对 |
|
|
(1)A队得分为2分的概率;
(2)分别求A队得分不少于2分的概率及B队得分不多于2分的概率。
湖北省互联网违法和不良信息举报平台 | 网上有害信息举报专区 | 电信诈骗举报专区 | 涉历史虚无主义有害信息举报专区 | 涉企侵权举报专区
违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com