Choose the words or expressions and complete the passage. (选择最恰当的单词或词组完成短文)

Blog?The Most Useful Inventions

The Invention Blog: A Place for People to Share Opinions

Today's question is:

What do you think is the most useful invention of all time?

By Cindy Wu

There are many the train, the car, and the airplane the useful machines, but these are not my ____. For an everyday, useful invention, I vote for the air conditioner. I live in Taibei, and during the summer the temperature can be 39 degrees Celsius or more. It's so hot! I'm not joking when I said that, if there are no air conditioners, people here cannot work or study. A lot of people might also get sick____ cool air.

By Jorge

The most useful invention of all time is surely the Internet. We can now reach people and do business faster. I ___ a clothing store in Mexico City, and there's a lot of competition. I not only have a website as others, but also own a online store on Taobao.com. Now, people from all over the world can buy my clothing using the Internet. I can keep in touch with friends and family in Mexico and around the world using e mail. It's faster than____ mail, and it's cheaper than using the phone!

By Kazuo

I also think that the Internet is useful. But, in my opinion, there is an "invention" that is even more ____, and that's electricity. Of course, this is not a man﹣made invention, but people like Benjamin Franklin and Alessandro Volta learned how to use it. If there is no electricity, many of the world's greatest inventions would not ____.

1.A.choose B.choices C.thoughts D.think

2.A.with B.in C.without D.during

3.A.own B.owe C.design D.build

4.A.usually B.useless C.usual D.useful

5.A.importantly B.important C.efficient D.efficiently

6.A.job B.do C.use D.work

You are driving to school.You look up to enjoy the blue sky and look around the beautiful green trees outside the car.Wow! You almost go through a stop sign! Don't worry, you are in a driverless (无人驾驶的)car.The car itself can see the stop sign without your help and stop the car .Car makers are testing driverless cars in some countries.Some companies are working together on driverless technology(技术).

Driverless cars are a great idea.Blind people could use them and old people wouldn't have to give up(放弃)their cars.With driverless cars, people can just choose a place they want to go and decide on a proper(恰当的) way for the car.Then put a button(按钮) and the car takes you there.

As cars get driverless technology, they will be safer(3*t) than cars with a driver .Driverless cars can move closer together than cars with drivers.This may make driving on busy roads safer.Also, driverless cars don't get sleepy or send and receive messages on their phones while driving.Google' s driverless cars have never caused a serious accident(造成严重事故) on the road since 2010.

There are some problems with driverless cars.Hackers(黑客) may control(控制) the car .Some drivers may lose their jobs because of driverless technology .

In the future both cars with drivers and cars without drivers may share(共享)the road.You will have a choice.You can be the driver of your car, or you can look out of the window while the car is driving you.

1.The writer wrote the passage__________.

A.to tell a story about cars B.to introduce(介绍) driverless technology

C.to teach how to drive D.to ask people to create(创造)

2.The underlined word(划线单词) “them” refers to(指的是)__________.

A.driverless cars B.blind people

C.serious accidents D.some companies

3.From the passage, we can infer(推断)that__________.

A.the old and blind people can also use driverless cars.

B.people will build special roads for driverless cars in the future.

C.some drivers may lose their jobs because of driverless technology.

D.the writer thinks driverless technology is great and he enjoys it.

4.If we put the passage into four parts, which of the following is the best?

A.①;②③;④;⑤ B.①②;③,④;⑤

C.①;②;③;④⑤ D.①;②;③④,⑤

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