文档内容
Unit 6 When was it invented ?
Section A 3a-4c 课后跟踪练习
Ⅰ.根据首字母及汉语提示，完成下列句子。
1. We should b_________the water before drink it, or we may get sick.
2. These eggs have gone bad, they s___________ terrible（气味）.
3. The t___________ between the China and India didn’t develop well all the time.
4. Mary d__________ that her wallet was stolen by someone.
5. After several years, he __________（保持不变）to work in the small shop.
6. Men are not _________(圣人). Everyone makes a mistake.
7. Paul is good at t___________the English into Chinese.
8. Mrs Brown made a lot of delicious b___________ yesterday afternoon.
9. The __________（突然的）noise made the baby cry.
10. Many people lost their homes in the terrible e____________.
11.The doctor will examined(检查) me with a special i_________, I feel nervous.
12. Please make sure you've l________the door when you leave home.
13. The __________(冰箱）is broken, I need to buy a new one.
14. Please r___________（使……发出铃声）if you need any help.
15. The man is a famous music, he is famous because of his m____________achievements.
16. All the students have to go into the classroom when the b___________ rings.
17. How delicious the _________（曲奇饼）are! I’d like some more.
18. The temperature is l__________, many people wear warm clothes.
19. There's s____________singing in the park, the song sounds wonderful.
20. We met Sandy by a__________ yesterday, she’s much taller than she used to be.
Ⅱ.将下列句子中的汉语部分译成英语。
1. Don't walk on the ice in winter, or you may_______________the river（掉入）
2. _______________, Mr Lin will be the winner of the game.（毫无疑问）
3. The musician was born __________________________（在二十世纪）.
4.__________________ there were ten suns in the sky in ancient times.(据信）
5. There are ____________ eight kinds of drinks on the table.(少于)
6. While he was watching the football match, a ball broke his window______________.（突然）7. Ted and Tony are twins, he is really________________Tony in many ways.(与……类似）
8. Many famous Chinese novels _________________different languages last year.(被翻译成）
9. This pencil is not __________________ writing but painting.(用来）
10. Betty often buys some good things in that store_______________（低价）.
Ⅲ.根据对话内容，选出能填入空白处的最佳选项，其中两项为多余选项。
A: Hello, James. Let's talk about inventions.
B: OK, Alison. 1
A: Which is your favorite?
B: My favorite invention is the washing machine.
A: Why?
B: 2
A: Before washing machines, people had to wash their dirty clothes by hand.
(Alison sees Paul.)
A: Paul, what are you doing?
C: Hi, Alison. 3 I'm heating my lunch in the microwave(微波炉).
A: Did you know the microwave was invented at the end of World War II(第二次世界大战）？
C: I didn't know that. 4
A: Me too. Now we can heat our food quickly.
C: 5 I want to eat my lunch now.
A. It's time for lunch.
B. But I'm glad it was invented.
C. History is full of great inventions.
D. Because washing machines make life easier.
E. My favorite invention is the microwave.
F. When was the washing machine invented?
G.That's good because I'm really hungry.
Ⅳ.完形填空。
Housewives are working hard to clean grease(油腻）at every corner of the kitchen with their hands. Now,
American scientists have invented a new kind of special 1 . It can help housewives say goodbye to the
2 work in the kitchen. After spraying(喷）some of the water on the kitchen table and floor, people can
easily 3 the dirty points and areas.
Jeffrey Youngblood, a doctor of Purdue University, led his team to study 4 to make the dirty things
easily cleaned. Recently he 5 his study results to the world—“Self-cleaning water”. There are some
chemical(化学的）things in the water, which are safe to people. So don't 6 . As a result, peopledo not need to use too much energy(力量）in cleaning their dirty things, wherever they are and
whatever they are.
“Grease has 7 been a headache. However, the use of this water changes everything. 8 you
want to clean grease easily, you can use this water. And it can also be used to wash clothes," Dr.
Youngblood said. Some users found this special water is also environmentally friendly, 9 any
special smell.
Now the special water has a good 10 —"super water". It's very popular in America and many
families are using it.
( )1. A. machine B. paper C.water D.oil
( )2. A. hard B. simple C. dangerous D.strange
( )3. A. cover B.clean C. find D. repair
( )4. A. when B.why C.how D. where
( )5. A. introduced B. guided C.added D. sold
( )6. A. wish B. stop C.work D.worry
( )7. A. yet B. never C.always D. just
( )8. A. If B. Though C. So D. Unless
( )9. A. with B.without C.besides D. for
( )10. A. home B. price C. friend D.name
参考答案：
Ⅰ.根据首字母及汉语提示，完成下列句子。
1. boil 2. smell 3. trade 4. doubted 5. remained
6. saints 7. translating 8. biscuits 9. sudden 10. earthquake11. instrument 12. locked 13. fridge 14. ring 15. musical
16. bell 17. cookies 18. low 19. someone 20. accident
Ⅱ.将下列句子中的汉语部分译成英语。
1. fall into 2. Without doubt 3. in the 20th century 4. It’s believed
that
5. less than 6. all of a sudden 7. similar to 8. were translated into
9. used for 10. in a low price
Ⅲ.根据对话内容，选出能填入空白处的最佳选项，其中两项为多余选项。
1-5 C D A B G
Ⅳ.完形填空。
1-5 A A B C A 6-10 D C A B D
