人教版九年级全一册 Unit 6 When was it invented?Section A 知识讲解和同步训练（无答案）

Unit 6 When was it invented
【自学检测】 SectionB 1a-1e单词、短语翻译
shoes with special heels ____________
the style of the shoes _____________
shoes with lights _____________
be used for _____________
think of _____________
think about _____________
【知识讲解】
Section A 1a-2d P42阅读Role-play.... 熟读文章并翻译。
1.【辨析】pleasure，pleasant与pleased
①pleasure名词，意为“高兴；愉快”。常见用法为：It's a pleasure./My pleasure./With pleasure.
②pleasant形容词，意为“令人愉快的；令人满意的；舒适的”，常用作定语，修饰物。
eg：a pleasant trip一次愉快的旅行
③pleased形容词，意为“感到高兴的；满意的”，主语为人，常用结构：be pleased with/to do.
【拓展】
a.It’s a Pleasure./ My pleasure与You are welcome.等习语意义相同,用于当别人对你说感谢时,回答： “不用谢”“我的荣幸”。.
b. With pleasure与All right,No problem.I’d like to等习语意义相同.用于别人求你做某事,你很乐意去做的时候。
【备注】简单讲,It’s a pleasure用于事情发生之后,而with pleasure用于事情发生之前。
【辨析】discover, find, create
① discover是“发现”的意思，是指发现原来就有而一直没被发现，如发现电、煤、石油等矿藏及新星、星系或科学真理等。
② find的意思是“寻找”，强调找的结果，并不指发现。
③ create指有目的地把原材料制成新产品，也指创造出原来不存在的或与众不同的事物。
3.【辨析】be used as ， be used by ，be used for
① be used for 用来做…… 此短语中的for是介词，表示用途，后接名词或动词-ing形式。
② be used as 意为“被用作……”，介词as表示“作为”，其后接名词，强调使用的工具及手段。
③ be used by 意为“被……使用”，介词by后面接动作的执行者（宾语）。
4.【原句】Think about how often it’s used in our daily lives.
【讲解】省略主语的祈使句，谓语动词原形开头，how引导宾语从句，位于介词about之后。
【短语积累】
in our daily lives ______________
似乎，好像做某事______________
have a point ______________
think about ______________
运用广泛 ______________
【巩固练习】
一、 根据句意及所给汉语提示，写出句中所缺单词。
1. The Russians were the ________ (先驱) of space travel.
2. Music can offer ________ (愉快) to us, so many people like listening to it.
3. We have pencil boxes in all kinds of ________ (款式).
4. When I called Mike, he was ________ (列出) the things he wanted to buy.
5. Do you know when they will start the ________ (项目)
6. I want to buy a pair of shoes with special_____________（鞋跟）。
7. We thought Carl would say a lot about his experiences in South Africa, but he didn't_________（提到）them at all.
8. If you want to know more about the news, please visit our__________(网站）。
二、按要求完成下列句子。
(1) Cars were invented in 1885.(对划线部分提问)
cars invented
(2) Julie Thompson invented electric slippers.(改为被动语态)
Electric slippers Julie Thompson.
(3) The shoes with lights are used for seeing in the dark.(对划线部分提问)
are the shoes with lights
(4) The light bulb(灯泡) was invented by Thomas Edison. (对划线部分提问)
the light bulb invented by
(5) The refrigerator is used to keep food fresh.(改为同义句)
The refrigerator is used food fresh.
三、根据语境，从方框中选择恰当的单词填空，有的需要变换形式。
zipper, mention, electricity, scoop, day, website, heel
1. Don’t leave the lights on. It wastes ________.
2. You can visit their ________ at www.mount- to get more information about Mount Tai.
3. We need two ________ of sugar to make bread.
4. —Why didn’t you come to the party last night
—Because nobody ________ anything to me about it.
5. My father reads the ________ newspaper at breakfast every morning.
6. A(n) ________ is a device (装置) used to open and close parts of clothes and bags.
7. I don’t like shoes with high ________. They aren’t comfortable.
【自学检测】 Section A 3a-3c 翻译下面的短语。
by accident ______________
over the open fire. ___________
3. take place _______________
4.without doubt ___________
5. fall into ____________
6.在19世纪 _________________
7.It is believed that ____________
8.not...until ____________
9.take place ____________
10.around the world _______________
【知识讲解】阅读理解：An accident invention
1.【原句】Some leaves from a tea plant fell into the water and remained there for some time.
一此茶树上的叶子掉进了水里，并在那里浸泡了一段时间。
【讲解】
remain 用作连系动词，指某人或某事物仍保持某种状态,意为"仍然;保持"，后面可接名词
形容词、介词短语、现在分词等作表语。remain 还可作不及物动词，意为“留下;留存;剩余”。
eg: It remained a secret. （接名词）
eg: Whatever achievements you've made, you should remain modest. （接形容词)
eg: People in this area remain in deep poverty. (接介词短语）
eg: The guests came in, but she remained sitting at the desk reading． （接现在分词）
eg: Little of the original building remains.
2.【原句】It produced a nice smell so he tasted the brown water.
它产生了一种香味，因此他（神农)就尝了这褐色的水。
【讲解】smell 可以作动词，意为“发出......味;闻到〞;也可以作名词,意为“气味”。
eg: Can you smell something 你闻到什么气味了吗？
【拓展】
①feel(摸起来)，smell( 闻起来) ,taste(尝起来)，sound(听起来),look(看起来)这五个动
词均可作连系动词，后面接形容词作表语，说明主语所处的状态。除look 之外，其他几个动词的主语往往是物,而不是人。
eg: The tomatoes feel very soft.
②这五个动词后面也可接介词like,like 后面常用名词。
eg: Her idea sounds like fun.
3.【原句】The tea trade from China to Western countries take place in the 19th century.
从中国到西方国家的茶叶贸易出现于19世纪。
【辨析】take place与happen
①take place意为“发生；出现；举行”，一般指事件的发生一定有某种原因或事先的安排。无被动语态。
②happen意为“发生”，指偶然发生或突然发生。无被动语态。
【原句】
… the Chinese are without doubt the ones who best understand the nature of tea.
......中国人无疑是最懂茶的本质的人。
【讲解】doubt 作动词时意为“怀疑〞，可接名词或代词作宾语，也可接宾语从句;其作名词时，意为“疑惑;疑问〞，常见短语 without doubt 意为“毫无疑问”
eg: Don't you doubt his words？
eg: doubt if/whether she will leave soon.
eg: I don't doubt that you can make it.
eg: Without doubt Mike will pass the exam.
4.It is said that...据说
该句式以it作形式主语，谓语动词用被动语态，其后接that从句(其实为主语从句)。
较常见的有：
It's believed that...据说/相信……
It's expected that...据估计/料想……
It's known that...众所周知……
It's reported that...据报道……
It's thought that...据认为/猜想……
【巩固练习】
一、根据句意及所给汉语提示，写出句中所缺单词。
1. The ________(饼干) taste delicious. May I have some more
2. My mother ________(怀疑) if he was a real policeman.
3. People usually put food in the ________(冰箱) to keep it fresh in summer.
4. What were you doing when the ________(地震) happened
5. Jane went to work on foot after she ________(锁上) the door.
二、根据句意及所给首字母提示，补全句中所缺单词。
1. Coffee is ready. How nice it s ! Would you like some
2. Paul can’t cook, so he n always eats outside.
3. I don’t understand English. Can you t this article into Chinese
4. The violin is a kind of i . I like it very much.
5. He stood in the kitchen waiting for the pan to b .
三、根据句意，选择方框中的单词并用其适当形式填空。
1．When we arrived，the went off.It was dark everywhere.
2．Clean air and water are important in our life.
3．What do you think is the greatest of the twentieth century
4．English is used in the world.
5．I don't like to wear shoes with high ．It makes me uncomfortable.
6．Music can offer to us，so many people like listening to it.
7．The Russians were the of space travel.
四、Grammar Focs 翻译短语。
be brought to______________
2.________________以非常低的价格出售
3. steal sth from sb/sw ________________
4.take photos________________
5. go out alone ________________
6.________________建议某人(不要)做某事
7. ________________ 把A翻译成B
8.be born in+时间________________
9.work on...________________
【专题讲解】
选词填空
Mrs Andrews had a young cat, and it was the cat’s first winter. One evening it was 1.________ when it began to snow heavily. Mrs Andrews looked 2. ________it everywhere and shouted its name, but she did not find it, 3. ________ she telephone the police and said, “ I have4. ______ a small black cat. Has 5. _______ found one ”
“ No, madam, ” said the policeman at the other end, “ But cats are really very 6. ______animals. They sometimes live for days in the snow, and when it melts (融 化 ) or somebody finds them, they are quite 7. ________ .”Mrs Andrews felt 8. ________ when she heard this. “ And ,” she said, “ Our cat i s very 9. ________. She almost talks. ”
The policeman was getting tired, “ Well then, ” he said “ Why don’ t you put your 10.________ down Maybe she is trying to telephone you now. ”
__________ 2.__________ 3.___________ 4.___________ 5.___________
6.___________ 7.__________ 8.__________ 9.___________ 10.___________
【巩固练习】
选词填空
Tom lived a way from town. One day he went into town to buy something in the shop, and after he bought 1. ________ he wanted, he went into a restaurant and sat 2 . ________ at the table. When he looked round, he saw some old people 3. _______ _ eyeglasses on before 4. ________ their books, so after lunch he went to a shop to buy 5. ________, too. He walked along the road, and soon found a 6. ________. The man in the shop made him 7. ________ on a lot of glasses, but each time Tom said, “ No, I can’ t read with these. ”
The man became 8 . ________ and more puzzled (困 惑 ) . At last he said, “ Excuse me, but 9. ________ you read at all ”
“ No, I can’ t! ” Tom said, “ 10. ________ I can read, do you think I will come here to buy glasses ”
1. __________ 2.__________ 3.___________ 4.___________ 5.___________
6.___________ 7.__________ 8.__________ 9.___________ 10.___________
根据语篇内容，用方框中所给词正确形式填空,使短文通顺、连费。方框中有两个词为多余项。
Richard James was an engineer in the navy in the early 1940s. He was trying to create a new spring（弹簧） tor a ship. The spring would keep special 1.__________safe while at sea. One day, a spring fell to the 2._________.Richard James watched it rolled back and forth(来回翻滚).3._______,
he got an idea. That was the beginning of the Slinky.
Richard James mentioned his 4._________to his wife Betty. They worked together to 5.________
the toy. At first, Richard and Betty were not sure whether the toy would be a success. They showed it
to children in their neighborhood. The children were 6._________in it. Richard and Betty then formed James Industries. They tried to sell 7.___________ toys to toy companies. In 1945, they decided to show the toys to the 8.___________.They had a show in a department store in Philadelphia, Pennsylvania. Four hundred Slinky toys were made. Each toy was sold for one dollar. All of the toys were 9.___________ in 90 minutes. Then the 10.__________of this kind of toys
rose around the world. The toy became a huge success.
1. __________ 2.__________ 3.___________ 4.___________ 5.___________
6.___________ 7.__________ 8.__________ 9.___________ 10.___________