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第三课时　Section B(1a-1e)
Ⅰ.根据句意填入适当的单词
1.Potato chips were invented 　　　　1863.
2.We got to the top of the mountain 　　　　the end.
3.I wonder 　　　　computer was invented.
4.Please cook them 　　　　a long time.
5.Finally he put some salt on them 　　　　they were delicious.
Ⅱ.选用方框中单词的适当形式完成句子
until, sour, mistake, customer, enough
1.I want to buy the bicycle,but I don’t have 　　　　money.
2.Tom played computer games 　　　　12:00 last night.
3.I don’t like lemons because they’re too 　　　　.
4.—Who took my book by 　　　　
—Maybe Lily.She was in the room just now.
5.A good restaurant should be the one that provides the best service for 　　　　.
Ⅰ.(2024齐齐哈尔改编)短文填空【主题:人与社会　电动汽车】
　　Electric cars may seem to be a recent inven-tion,but they have been around for years.In the early 1900s,there were more electric cars on the road 1.　　　　 gasoline(汽油) cars.At that time,gasoline was expensive compared with other fuels(燃料),2.　　　　 electric cars were more popular.
　　 When gasoline prices 3.　　　　(drop) and new technologies on gasoline cars were developed,
electric cars were out 4.　　　　 date. Gasoline cars became more popular instead.
During 5.　　　　 20th century, gasoline cars got bigger,6.　　　　(heavy) and faster. More and more people had bought gasoline cars, more fuel was needed. So this caused more air 7.　　 　　
(pollute).When people began 8.　　　　(realize) that there were not enough oil on the earth,they required car 9.　　　　(make)to produce more efficient(高效能的) cars.
　　One method of 10.　　　　(solve) the problem was a “hybrid” car,one that ran partly on gasoline and partly on electricity. Hybrid cars 11.　　　　(become) popular in the 2000s because gasoline prices went up while prices of hybrid cars went down.
　　An all-electric car uses no gasoline.12.　　　　,the problem is that electric cars are not suitable for long journeys.Many people are not 13.　　　　(please) with it.The government and the car factories 14.　　　　(work) together to develop safe,cheap and 15.　　　　(use) electric cars.When more and more people have these electric cars in the future,a gasoline station may disappear.
Ⅱ.补全对话
Jane:Hi,Bob! Can you help me think of one of the greatest inventions in the world
Bob:With pleasure! Let me think...I know! The telephone!
Jane:Great idea!1.　　　　　　　　　　　　　
Bob:It was invented in 1876.
Jane:2.　　　　　　　　　　　　　
Bob:Oh,it is well known that it was invented by Alexander Graham Bell.
Jane:3.　　　　　　　　　　　　　
Bob:Yes.It was invented after the car.
Jane:What do you think of the telephone
Bob:4.　　　　　　　　　　　　　
Jane:That’s cool.I will make a report about the telephone.Thank you for your help.
Bob:5.　　　　　　　　　　　　　
【详解答案】
基础达标
Ⅰ.1.in　2.in　3.how　4.for
5.so
Ⅱ.1.enough　2.until　3.sour
4.mistake　5.customers
能力提升
Ⅰ.1.than　2.so　3.dropped
4.of　5.the　6.heavier
7.pollution　8.to realize　9.makers
10.solving　11.became　12.However　13.pleased　14.are working　15.useful
Ⅱ.1.When was it invented
2.Who invented it
3.Was it invented after the car
4.It is very useful/important/convenient.
5.You’re welcome./Don’t mention it.

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