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1.关于测量,下列说法正确的是                      ( )

A.测量长度要有估计数字,估计数字的位数越多,误差就越小

B.在记录测量结果时,只写数值,不写单位是毫无意义的

C.记录测量的结果,所用单位不同时,不会影响测量结果的准确程度

D.为了减小偶然误差,进行任何一个测量,都要采取多次测量求平均值的方法

解析:测量长度时要估读到最小刻度的下一位,且测量结果要注明单位,故A错误,B正确;测量结果所用单位不同,只是小数点位置或数量级不同,不会影响测量结果的准确程度,C正确;用多次测量求平均值的方法可以减小测量误差,D正确.

答案:BCD

试题详情

The Power of Encouragement

Dante Gabriel Rossetti, the famous 19th century poet and artist,was once visited by an elderly man.The old fellow had some sketches(素描) and  1 that he wanted Rossetti to look at and tell him if they were any good, 2 if they at least showed potential talent.

Rossetti 3 them over carefully.After the first few,he knew that they were 4 ,showing not the least sign of artistic talent.But Rossetti was a 5 man,and he told the elderly man as 6 as possible that the pictures were without much value and showed little talent.He was sorry,but he could not 7 to the man.

The visitor  was 8 ,but  he  seemed  to  expect Rossetti's judgment.He then apologized for 9 Rossetti's time,but asked if he would just look at a few 10 drawings-those done by a young art student.

Rossetti looked over a 11 batch of sketches and immediately 12 enthusiastic  over  the  talent  they revealed.“These,” he said,“ah,these are 13 .This young student, whoever he is, has great talent.He 14 be given every help and 15 in his career as an artist.He has a great future if he will work hard and 16 it.”

Rossetti could  see  that  the old  fellow was 17 moved.“Who  is  this  fine  young  artist?”he  asked.“Your son?”

“No,”said the old man  18 .“It is me-40 years ago.If only I had heard your 19 , then...For you see,I got discouraged and gave up 20 soon.”

1.A.books            B.drawings

C.designs           D.works

解析:由第10空后的drawings可知,老人想让罗塞蒂看的都是一些sketches and drawings,故选B项。

答案:B

2.A.and       B.so

C.but       D.or

解析:此处表示选择关系,故用or“或者”连接。

答案:D

3.A.looked      B.watched

C.thought      D.took

解析:look over“查看;仔细检查”,指艺术家罗塞蒂仔细看了这些画。

答案:A

4.A.wonderful       B.valuable

C.worthless       D.careless

解析:由本空后的“showing not the least sign of artistic talent”可知,罗塞蒂认为这

些画毫无价值,画的作者没有艺术天赋。

答案:C

5.A.strict      B.funny

C.strange     D.kind

解析:由下文罗塞蒂的态度“He was sorry”可推知,他很“善良”,并未露骨地批

评那些画毫无价值。

答案:D

6.A.warmly      B.gently

C.patiently      D.lightly

解析:罗塞蒂很善良,因此他尽可能“温和地”跟老人说明情况。

答案:B

7.A.lie      B.hesitate

C.refer     D.speak

解析:lie to sb.“对某人说谎”,故选A。

答案:A

8.A.excited       B.moved

C.disappointed     D.harmed

解析:老人听到罗塞蒂对他的画评价不高,肯定很“失望”,故用disappointed。

答案:C

9.A.speeding up     B.taking in

C.suing for       D.taking up

解析:take up one's time“占用某人的时间”。

答案:D

10.A.better      B.more

C.much       D.less

解析:由上文可知,老人刚才已经让罗塞蒂看了几幅画,这时又拿出几幅让他看,故

用a few more“再几幅”。

答案:B

11.A.first       B.third

C.second      D.fourth

解析:联系上文,此处指老人让罗塞蒂看的“第二组”画。

答案:C

12.A.became       B.kept

C.stayed        D.remained

解析:由句意知罗塞蒂很欣赏第二组画,一看到它们便立即“产生”了兴趣,故选

become。

答案:A

13.A.good       B.simple

C.ordinary     D.easy

解析:由下文“This young student,whoever he is,has great talent”可知,罗塞蒂

认为这些画很“好”。

答案:A

14.A.might     B.could

C.must      D.should

解析:罗塞蒂认为画的作者应该被给予一切可能的帮助。

答案:D

fort       B.encouragement

C.leadership      D.skill

解析:encouragement与help在此句中是并列关系,表示既要给予帮助,又要给予鼓

励。

答案:B

16.A.stick up        B.insist to

C.stick to        D.stick out

解析:stick to“坚持,不放弃”,相当于insist on。

答案:C

17.A.deeply       B.slightly

C.heavily       D.suddenly

解析:deeply在此句中修饰moved,表示“被深深地感动”。老人听到罗塞蒂对画的

作者的高度评价备受感动。

答案:A

18.A.angrily      B.eagerly

C.proudly     D.sadly

解析:由下文知,得到罗塞蒂肯定的那组画是老人年轻时画的,但后来他放弃了绘

画。sadly表示老人为此十分“悲伤”。

答案:D

19.A.attitude      B.praise

C.idea       D.statement

解析:要是当时老人听到罗塞蒂的表扬就好了,他就会坚持下去。

答案:B

20.A.very      B.rather

C.too       D.enough

解析:too soon在此修饰“gave up”。老人说自己当时放弃得太早了。

答案:C

试题详情

15.  excited the world greatly that Bolt broke the world record of the 100­meter

dash in the Beijing Olympics.

A.It        B.That

C.What       D.As

解析:it为形式主语,真正的主语是that从句。

答案:A

试题详情

14.At the very beginning,Einstein's Theory of Relativity was so  that few

scientists could understand.

A.absorbed      B.abstract

C.absolute       D.interesting

解析:abstract“抽象的”,符合题意。absorbed“吸收的,专心的”;absolute“绝

对的”;interesting“有趣的”。

答案:B

试题详情

12.Excellent managers have a strong  for doing things rather than talking about

situations.

A.opinion         B.feeling

C.idea          D.preference

解析:句意:优秀的管理者都特别偏爱做实事而不是夸夸其谈。have a preference for

偏爱……。

答案:D

a has got a good  for fighting against the flu with its careful and smooth

organization.

A.reputation     B.influence

C.impression     D.knowledge

解析:句意:中国在抗击流感中因细致与平稳的安排获得很好的声誉。reputation表

示“名声,声誉”;influence表示“影响”;impression表示“印象”;knowledge

表示“知识”。

答案:A

试题详情

11.During the process,great care has to be taken to protect the  silk from

damage.

A.sensitive      B.tender

C.delicate      D.delicious

解析:delicate “精美的,柔软的”,用于修饰silk,符合题意。sensitive “敏感

的”;tender “温和的,未成熟的”;delicious “美味的,可口的”。

答案:C

试题详情

10.He  to get a high position in the company,but failed because of his

carelessness.

A.managed       B.succeeded

C.attempted      D.thought

解析:句意:他试图在公司得到一个高职位,但由于粗心的原因而失败了。manage

表示“努力做成了某事”,不符合语境;B、D两项用法不对。

答案:C

试题详情

9.Stop arguing  ;you're just wasting time.

A.aimlessly       B.endlessly

C.seriously        D.cautiously

解析:考查副词辨析。aimlessly “漫无目的地”;endlessly “不断地,无休止地”;

seriously “严肃地”;cautiously “慎重地,小心翼翼地”。句意:赶快停止无休止

的争论吧,你们只是在浪费时间。根据语境B项正确。

答案:B

试题详情

8.I packed my remaining  into the trunk.

A.possessing       B.possession

C.possessions      D.possessings

解析:possession 表示“所有物;财产”时,常用复数形式。

答案:C

试题详情


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