【同步練習(xí)】《Unit4Lesson21》(冀教版)

1、unit 4 the internet connects uslesson 21 books or computers同步練習(xí)根據(jù)漢語意思填空l_1. when did the world 's first computer （出現(xiàn)）?2. the （現(xiàn)代的） technology changes our life.3. how can we use these （電子的） machines?4. what about （出售）these computer in low prices?5. i think （知識）is the most important thing in the w

2、orld.廣介詞填空1. people began to write their stories paper.2. we can read books many different ways.3. it's easy us to use this kind of computer.4. all these stories are written hand.5. ancient people passed on what they know telling stories.英漢互譯<j1 .你知道如何造紙嗎？do you know paper?2 .寫一本書要花費(fèi)很長時間。a lo

3、ng time a book.3 .電子書改變了人們的閱讀習(xí)慣。e-books change the people's.4 .無論你說什么，我都相信你。you say, i ll believe in you.5 .我們有很多讀書的方式。we have many books.句型轉(zhuǎn)換j1. the history of books is very interesting.（改為感嘆句）the history of books is!2. people can buy things online easily.（改為同義句）people to buy things online.3. s

4、he wrote some words on the first page of the book.（改為般疑問句）words on the first page of the book?4. it took her a whole day to finish that story.（對畫線部分提問） it take her to finish that story?5. i have already read the books about paper.（改為般疑問句 ） you the books about paper?,從閱讀理解jwhen i take a walk around w

5、ashington square park, i often see many people walking with their dogs. it is still true that the dog is the most useful and faithful animal in the world, but the reason why people keep dogs have changed. they used to keep dogs in order to keep safe, but now they keep them as friends, because the ci

6、ty can be a lonely place. for a child, a dog is a playmate （玩伴） when he has no little friends to play with. for young couples, a dog is their friend when they feel lonely at home. for old couples, a dog is their child when their real children have grown up. now you can see the reason why people keep

7、 dogs.根據(jù)短文內(nèi)容，回答下列問題。（10分）1. does the writer think a dog is the most useful and faithful animal?2. do many americans keep dogs as pets?3. why did people keep dogs before?4. why does a child like keeping a dog?5. why do seniors （年長）love to keep dogs?答案和解析根據(jù)漢語意思填空1. appear 2. modern 3. electronic 4. se

8、lling 5. knowledge介詞填空j1. with 2. in 3. for 4. by 5. by廠1英漢互譯1. how to make 2. it takes, to write 3. reading habits 4. ways to read句型轉(zhuǎn)換、j1. how interesting 2. it 's easy for 3. did she write any 4. how long did 5. have, read, yetr從閱讀理解i/1. yes, he / she does.2. yes, they do.3. they kept dogs to keep safe before.4. because a dog is