1.选择题- (共13题)
4.甲、乙、丙、丁四位选手各10次射击成绩的平均数和方差如下表:
选手 | 甲 | 乙 | 丙 | 丁 |
平均数(环) | 9.2 | 9.2 | 9.2 | 9.2 |
方差(环2) | 0.035 | 0.015 | 0.025 | 0.027 |
则这四人中成绩发挥最稳定的是( )
5.甲、乙、丙、丁四位选手各10次射击成绩的平均数和方差如下表:
选手 | 甲 | 乙 | 丙 | 丁 |
平均数(环) | 9.2 | 9.2 | 9.2 | 9.2 |
方差(环2) | 0.035 | 0.015 | 0.025 | 0.027 |
则这四人中成绩发挥最稳定的是( )
8.“家电下乡”农民得实惠,村民小郑购买一台双门冰箱,在扣除13%的政府财政补贴后,再减去商场赠送的“家电下乡”消费券100元,实际只花了1648.7元,那么他购买这台冰箱节省了{#blank#}1{#/blank#}元钱.
2.单项选择- (共20题)
14.
The song Take Me Home, Country Roads has much to people, for few people can avoid getting caught up in its originally real country music.
A.appeal | B.access | C.potential | D.devotion |
15.
Although dishonesty seems so common in recent years, people still believe that honesty will not go out of .
A.style | B.order |
C.balance | D.shape |
16.
Nelson Mandela devoted all his life to the struggle of the African people and of every nation that seeks freedom.
A.it | B.one | C.those | D.that |
17.
Thanks to drama currently on air, Man From the Stars, South Korean TV dramas haveattracted wider audience.
A.the; the | B.a;a | C.a; the | D.a; / |
18.
Minister Bill De Blasio in office fewer than 48 hours when he came face to face with his biggest challenge in his life.
A.has been | B.had been | C.would be | D.is |
19.
—1 wonder if Sue will be here by five.
—Don't worry ! She just went to collect her kids.She be back by then.
—Don't worry ! She just went to collect her kids.She be back by then.
A.should | B.can | C.would | D.might |
20.
As a leading producer of greenhouse gases, China the United States as the largest consumers of energy.
A.describes | B.joins | C.controls | D.influences |
21.
—Why so early? The movie doesn't start till seven.
—I don't want to be at the traffic there.It's terrible during the rush hour.
—I don't want to be at the traffic there.It's terrible during the rush hour.
A.have you left | B.do you leave | C.would you leave | D.are you leaving |
22.
If it the climate, I would stay here much longer.
A.is not for | B.had not been for | C.were not for | D.would not be for |
23.
Going into a supermarket without a clear list, you might picking up what you wouldn't necessarily want.
A.give up | B.take up | C.make up | D.end up |
24.
Experts warn that medical waste from hospitals, if properly, may contribute to spreading diseases.
A.not handled |
B.not being handled |
C.not to be handled |
D.not having been handled |
25.
.Days of snowstorms have left the city under thick layers of ice and some 50,000 homes without power.
A.to be trapped | B.trapped |
C.having trapped | D.being trapped |
26.
Early experiences taught me not to be overly _ about shopping by mobile phone because there is a high risk of being cheated.
A.particular | B.enthusiastic |
C.cautious | D.casual |
27.
Though brought up in Los Angeles, Steven Davidson spent his whole life in New York.
A.mostly | B.constantly |
C.roughly | D.merely |
28.
Heavy smog blankets Beijing. ,city authorities start using its new smog warning system.
A.In turn | B.In time |
C.In response | D.In return |
29.
Sinking in the cheers of people, David walked off the stage, tears dropping he could stop them.
A.after | B.when | C.until | D.before |
30.
Liao Fan, a Chinese actor, finally got to know real success tastes like when he won the prize for Best Actor at the 64th Berlin film festival.
A.when | B.how | C.what | D.where |
31.
Steve Jobs, after generation.rise to fame inspires millions of people, will be remembered generation
A.what | B.which | C.whose | D.who |
32.
—Chris, how about going to a seafood restaurant?
— ! I told you I don't like the smell of fish.
— ! I told you I don't like the smell of fish.
A.Whatever | B.Not again |
C.You bet | D.No wonder |
试卷分析
-
【1】题量占比
选择题:(13道)
单项选择:(20道)
-
【2】:难度分析
1星难题:0
2星难题:0
3星难题:0
4星难题:0
5星难题:0
6星难题:5
7星难题:0
8星难题:14
9星难题:1