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Unit 1 when was it invented ？
第三课时课课练
一、 翻译下列短语
1.The number of
2.a number of… 。
3. look up to
4.by mistake
5.divide… into…
6.not only…, but also… ……
Keys:
1.“……的数量；……的数目”
2. 许多的；大量的
3. 钦佩；仰慕
4.错误地；无意中
5.把……分开；分散
6.不但……而且
二．翻译下列句子
① 拉链是什么时候被发明的？
______ _____ the zipper ________
② 它于1893年被发明。
It ______ _________ in 1893.
③ 它是由谁发明的？
______ _____ it invented ______
④ 它是由惠特科姆 贾得森发明的。
It _____ _______ _____ Whitcomb Judson.
⑤ 茶叶什么时候被带 到朝鲜去的？
_____ ______tea ________ to Korea
⑥ 茶叶在六到七世纪之间被带到朝鲜。
It _____ _______ to Korea ________the 6th and 7th centuries. 21世纪教育网版权所有
⑦ 热冰淇淋勺用来做什么？
What ____ the hot ice-cream _____ _____
⑧ 电话机在1876年被贝尔所发明。
The telephone _____ ________ _____ Alexander Graham Bell in 1876.
⑨ 贝尔于1876年发明了电话机。
Alexander Graham Bell _________ the telephone in 1876. 21教育网
Keys:
1. When was invente ( http: / / www.21cnjy.com )d 2.was invented 3.who was by 4.was invented by
5.when was brought 6. ( http: / / www.21cnjy.com ) was brought between 7.was used for 8. was invented by
9. invented
21世纪教育网 -- 中国最大型、最专业的中小学教育资源门户网站。 版权所有@21世纪教育网本资料来自于资源最齐全的２１世纪教育网www.21cnjy.com
Unit1 when was it invented ？
第二课时课课练
1、 将下列句子变为被动语态。
1. A mouse ate half of the cake last night.
Half of the cake_____ ____ by a mouse last night.21世纪教育网版权所有
2. He chose six story books the other day.
Six story books _____ _______ by him the other day. 21cnjy.com
3. Uncle Lee gave Jac ( http: / / www.21cnjy.com ) k a large cake for he painted the wall wonderfully.
Jack ______ _____ a large cake for he painted the wall wonderfully. 21·cn·jy·com
Keys：1.was eaten 2.were chosen 3.was given
2、 将下列句子变为主动语态。
4. America was discovered by Columbus.
5. Were these machines invented by Edison
_______ Edison _______ these machines
6. The post card was sent to Linda by Paul.
Paul _______ the post card _______ Linda.
_______ Columbus discovered _________
Keys: 6. did America 4.did invent 5. Posted to 21教育网
21世纪教育网 -- 中国最大型、最专业的中小学教育资源门户网站。 版权所有@21世纪教育网本资料来自于资源最齐全的２１世纪教育网www.21cnjy.com
Unit1 when was it invented ？
第一课时课课练
1、 根据句意及汉语提示完成句子。
1．Confucius(孔子) is a _______(先驱) in the field of education. 21世纪教育网版权所有
2．______ (工程) Hope ( http: / / www.21cnjy.com )has helped thousands of children in the last few years.
3．I want to buy a ne ( http: / / www.21cnjy.com )w handbag because my handbag is out of _____ (款式)．
4．Which do you think ( http: / / www.21cnjy.com ) is the most useful invention in our _____ (日常的) lives
5．Before going ( http: / / www.21cnjy.com )shopping, housewives usually ______ (列清单)the things they have to buy. 21教育网
Keys：1.pioneer 2.Project 3. Style 4.dail 5.list21cnjy.com
2、 将下列句子改为被动语态。
1．The children sang an English song at the party. 21·cn·jy·com
An English song —— ———— at the party by the children.www.21-cn-jy.com
2．They planted many trees last year.
---------- ---------------- ----------- by them last year. 2·1·c·n·j·y
3．People use metal for making machines.
———— —————— —————— making machines by people.
4．Did they build a bridge here a year ago
—————— a bridge ——————here by them a year ago
Keys: 1.Was sung ( http: / / www.21cnjy.com ) 2.Many trees were planted 3.Metal is used for
4. Was built
21世纪教育网 -- 中国最大型、最专业的中小学教育资源门户网站。 版权所有@21世纪教育网本资料来自于资源最齐全的２１世纪教育网www.21cnjy.com
Unit 1 when was it invented ？
第四课时课课练
1、 用所给词的适当形式填空。
1．Some leaves fell ( http: / / www.21cnjy.com )into the water while Shen Nong ----------(boil) drinking water over an open fire. 21世纪教育网版权所有
2．The tea trade i ( http: / / www.21cnjy.com )n the 19th century helped to spread the ------ (popular) of tea.
3．Lu Yu ----- (call) “the saint of tea” by the Chinese people.21教育网
4．Edison was a gr ( http: / / www.21cnjy.com )eat -----. He ------ a lot of things. He had over 1，000 -------. (invent)
5．The music ---------(write) by a famous musician last year. www.21-cn-jy.com
Keys: 1.was_boiling 2.popularity 3.was_called
4.inventor invented inventions 5.was_written 21cnjy.com
二、用所给单词的适当形式填空
1. The __________ (Can ( http: / / www.21cnjy.com )ada) song Alouette(百灵鸟) is a fun song about a bird.
2. The ___________ (popular) of private cars is changing the people’s life style.
3. They gave ( http: / / www.21cnjy.com ) their lives for their country and were honored as ________ (hero).
4. We ___________ (divide) into eight groups by our teacher last week.
5. During the after ( http: / / www.21cnjy.com )noon, there was a _______ (suddenly) hea vy fall of snow.
6. I think the telephone _____________ (invent) before the car. 2·1·c·n·j·y
7. They ____________ (invite) to take part in the May Day celebrations in Beijing.
8. When the bill ____________ (bring) to him, he was such surprised. 21·cn·jy·com
Keys；
1.Canadian 2.pop ( http: / / www.21cnjy.com )ulation 3.heroes 4.were divided 5.sudden 6. was invented
7. were invented 8.was brought
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