北京语言大学21春《英语语法》离线作业一辅导答案49

1、北京语言大学21春英语语法离线作业一辅导答案1. _ so many people in this country been out of work as today. A) More than ever before B)_ so many people in this country been out of work as today.A) More than ever beforeB) Never before haveC) There were neverD) There never beforeB当否定词never放在句首时，主谓进行倒装。2. Once we learn the rules for map reading, they seem so simple: up is north, blue is water,Once we learn the rules for map reading, they seem so simple: up is north, blue is water, a star stands for a capital. But when an

2、d how do we learn to read a map? Research shows that even three-year-olds can master, at least in a basic way, the key map-reading concept(概念): a map is a two-dimensional symbol(二维的符号)for three-dimensional space. Linda Acredolo of the University of California, showed a child a map of a room pointed out on it where a toy was hidden and asked the child to find that toy. Depending on the maps orientation(方位), about half the three-year-olds could successfully do so. Three years may be the age at whi

3、ch the ideas become fully understood. Judy Deloache of the University of Illinois let children watch her hide a small toy in a scale model of a room and asked them to find a large one in a real room. A three-year-olds can do it, but a two-year-olds has no idea that the model has to do with anything larger, she says. But even if the basic concept is there early, Lynn Liben and Roger Downs of Pennsylvania State University found that children still have a lot to learn. Second graders believe that n

4、orth is always at the top of a map because of the hanging maps they have seen. If you asked them to close their eyes and point in the direction of north, often theyll point straight up, says Lihen. She says that children get map-reading skills gradually, and teachers must begin by using maps of familiar areas: their own classrooms, homes, and neighbourhoods.The first two experiments show that_.Achildren have better understanding than grown-upsBchildren have special natural ability for map readin

5、gCchildren are more interested in toys than in mapsDchildren can start to learn map-reading early正确答案：B由文章第二段的首句可以看出，科学家发现儿童对读地图有一种特殊的本能。3. ._ you do should be well done.A.HowB.ThatC.WhateverD.Why参考答案：C4. You won&39;t find Jerry at home right now. He _ in the library.A.studiesB.is studyingC.studiedD.has studied参考答案：B5. We were married on 20 May. 1964 , so every year we have a party on our ( )A. ceremonyWe were married on 20 May. 1964 , so every year we have a party on our ( )A. ceremonyB. annive

6、rsaryC. weddingD. ritual参考答案：C6. If I were rich, I would buy a shopping mall.( )A.错误B.正确参考答案：B7. The children are preferring meat to fish.( )A.错误B.正确参考答案：A8. Toward evening, _ came, which made things even worse. A) cold rain B) the cold raiToward evening, _ came, which made things even worse.A) cold rainB) the cold rainC) a cold rainD) cold rainsCRain作名词，本意为“雨(水)”，不可数名词；但这里是另一种意思“下雨”，作为可数名词，“a cold rain came”意思为“下了一场冷雨”。9. If most of your students didn&39;t finish their homework, I&39;m sure tha

7、t you _ angry.A.will getB.getC.should getD.would get参考答案：D10. Mr.Ling is just the boy whom I want to see.( )A.错误B.正确参考答案：B11. Can you speak up a bit? I _ hear you very well.A.cantB.couldnt参考答案：A12. It&39;s time that we _ (go)to the airportIts time that we _ (go)to the airportwent(should go)13. What the children in the mountain village need _ good books. Ais Bare ChaveWhat the children in the mountain village need _ good books.AisBareChaveDhasB14. 请对H2284号信用证作下列修改： (1)将交货期展至5月31日。 (2)将有效期展至6月15日。

8、 等候修改通知书。请对H2284号信用证作下列修改：(1)将交货期展至5月31日。(2)将有效期展至6月15日。等候修改通知书。We request you to have L/C No H2284 amended as follows: (1) Extend the time of shipment till 31 May (2) Extend the validity of the L/C till 15 June Await your amendment advice 15. Which of the two books will you take? Ill take _ and I think _ of them is veryWhich of the two books will you take? Ill take _ and I think _ of them is very important to me.Aeither; neitherBneither; bothCboth; eitherDeither; both正确答案：C16. You had better keep the medicine _ is inaccessible to children.A.whereB.where it参考答案：B17. They asked him question whether an electric current can be produced by magnetism.( )A.错误B.正确参考答案：A18. The engineer demanded that worker _ with them. A) go B) must go C) went D) goesThe engineer demanded that worker _ with them.A) goB) must goC) wentD) goesA此题考查点在表示要求、愿望、命令的动词后所跟的宾语从句中虚拟语气的用法。关键词demanded提示在此要用虚拟语气，谓语动词形式为should go或者go。19. We _ y

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