首页
普通专升本
成人高考
学位英语
在线刷题
最近学习
最近学习课程
最强大脑 · 3天挑战极限记...
副标题副标题副标题副
最强大脑 · 3天挑战极限记...
副标题副标题副标题副
您现在位置：
模拟考场
>
学士学位英语
>
学位英语
>
浏览试题
[单选题]
21.3 Friction arises when____.
A
A. an opposing force of motion exists
B
B. the energy is wasted
C
C. everything is motionless
D
D. a complicated machine is supplied with energy
收藏
查看答案
参考答案
试题答案：
A
答案解释：
相关题目
10. (A) moved (B) placed (C) threw (D) cast
________ here now, we would have a wonderful time together
Hardly _______ such hospitable people in any other country.(1分)
3. Washington Irving wasAmerica's first man of letters toBe known internationally. His works were received enthusiasticallyBoth in EnglandAnd in the United States. He was, in fact, one of the most successful writers of his time in eitherCountry,DelightingA large general publicAndAt the same time winning theAdmiration of fellow writers like Scott inBritainAnd PoeAnd Hawthorne in the United States. The respect in which he was held was partly owing to the man himself, with his warm friendliness, his good sense, his urbanity (温文有礼), his gay spirits, hisArtistic integrity (诚笃), his love ofBoth the Old WorldAnd the New. ThackerayDescribed IrvingAs "a gentleman, who, though himselfBorn in no very high sphere, was most finished, polished, witty; socially the equal of the most refined Europeans." In England he was grantedAn honoraryDegree from Oxford -An unusual honor forACitizen ofA young, uncultured nation --And he received the medal of the Royal Society of Literature;America made himAmbassador to Spain.Irving'sBackground provides little to explain his literaryAchievements.A giftedButDelicateChild, he had little schooling. He studied law,But without zeal,And neverDid practice seriously. He was immune to his strict Presbyterian home environment, frequentingBoth social gatheringsAnd the theater.31. The passage mainly tells us____.A. why Washington IrvingAchieved literary successB. how IrvingBecame successfulC. why Irving moved from literature to politicsD. that IrvingAchieved great successAnd enjoyed international fame
Some parents are just too protective. They want to _____ their kids from every kind of danger, real or imagined.(1分)
Had he his promise,he would have madde it to Harford University.(1分)
At present teenagers would rather go to the net bar, . as is known to some of them, they can chat with their friends or play games.(1分)
We’ll try our best to finish the task____，because it is very important for our own team.(1分)
The experiment shows that proper amounts of exercise, if ________ regularly, can improve our health.(1分)
An ambulance must have priority as it usually has to deal with some kinds of____.
热门试题
1.
The treaty stipulates a member’s obligations benefits.（ ） A. privilege B. duty C. ability D. action
2.
电容式传感器不可以用来测量的物理量是（）
3.
使踝关节跖屈的肌是( )。
4.
我国建立的经济特区，在于实行特殊的
5.
43. 徐悲鸿对中国绘画的贡献（ ）（2分）
热门试卷
成人高考专升本《政治》模拟试卷
去做题
已有3120做题
2020年湖北成人高考专升本政治模拟试题三
去做题
已有1934做题
成人高考专升本政治考试模拟试题及答案(1)
去做题
已有1717做题
成人高考高起点语文考试高分突破试题及答案四
去做题
已有1148做题
成人高考专升本政治考试模拟试题及答案(2)
去做题
已有1050做题
