Question

    We brush our teeth every day but few people know ________. Today, a French company has introduced an electric toothbrush, which can work wirelessly (无线地) with a smartphone. It’s called the Kolibree toothbrush. It has different models, and will cost from $99 to $200.

Users download (下载) an app and connect by Bluetooth, and the Kolibree will record 1) the time you spend brushing teeth, 2) whether (是否) all areas of your mouth are reached 3)whether you brush up and down instead of just side to side. Then it will send the information to a mobile phone by Bluetooth, telling you whether you have brushed in a night way. The Kolibree app records your progress (进步) and scores your brushing way to help you improve brushing habits.

The Kolibree toothbrush was invented by Thomas Serval. He says the idea of inventing it came from his experience as a father. He would come home from work and ask his kids if they had brushed their teeth. They always answered “yes”, but Thomas used to find their toothbrush heads dry. He decided that a kind of brush was needed to tell him how well they brushed their teeth.

Thomas says that one day it’ll be possible to use a brushing unit with a camera. The camera can even examine holes in your teeth while you brush.

1.Which of the following is the best for ________?

A.what kind of toothbrush is good for us

B.whether there are bad teeth in our mouths

C.how interesting brushing teeth can be

D.how well we’re brushing our teeth

2.According to the article, the current (目前的) Kolibree toothbrush can ________.

A.check the holes in your teeth when you brush

B.tell you whether you have made improvement in teeth brushing

C.send all kinds of useful information to your mobile phone

D.help you reach the unknown areas of your mouth

3.What can be inferred (推断) from the story of Thomas Serval?

A.Thomas’s kids didn’t have a good brushing habit.

B.Thomas’s kids never told the truth to him.

C.Thomas was very interested in making inventions.

D.Thomas was a careless father.

4.Who is the Kolibree toothbrush most suitable (合适的) for?

A.An inventor who wants to make a better toothbrush.

B.A woman who wants to have whiter teeth.

C.A girl who wants to know whether she brushes her teeth correctly.

D.A boy who wants to make teeth brushing fun.

5.Which of the following statements about the Kolibree toothbrush is NOT TRUE according to the article?

A.It is an electric toothbrush, which can work with a smartphone.

B.Different models of it have different prices.

C.It was first invented by a French company.

D.You need to download an app to record information with it.

Answer

1.D

2.B

3.A

4.C

5.C

【解析】

本文主要讲解一个名为Kolibree的牙刷以及发明者的意图。

1.推理判断题。A：什么样的牙刷对我们有好处；B：我们的嘴里是否有坏牙；C：刷牙有多有趣；D：我们刷牙的效果如何。根据后文对Kolibree这种牙刷的介绍及“He decided that a kind of brush was needed to tell him how well they brushed their teeth.”可知，此处表示“很少有人知道我们刷牙的效果如何”的含义。故选D。

2.细节理解题。根据“The Kolibree app records your progress (进步) and scores your brushing way to help you improve brushing habits.”可知，目前Kolibree牙刷能够记录你的进步、为你的刷牙方式打分以及帮助你改善刷牙习惯。结合选项，故选B。

3.推理判断题。A：托马斯的孩子没有良好的刷牙习惯。B：托马斯的孩子从来没有告诉过他真相。C：托马斯对发明创造很感兴趣。D：托马斯是个粗心的父亲。根据倒数第二段种“He would come home from work and ask his kids…to tell him how well they brushed their teeth.”可知，托马斯的孩子没有良好的刷牙习惯。故选A。

4.推理判断题。A：想要制造更好的牙刷的发明家。B：想要拥有更白牙齿的女人。C：一个想知道自己刷牙是否正确的女孩。D：一个想让刷牙变得有趣的男孩。根据“The Kolibree app records your progress (进步) and scores your brushing way to help you improve brushing habits.”可知，Kolibree牙刷主要会记录你的进步、为你的刷牙方式打分以及帮助你改善刷牙习惯，所以适合想要知道自己刷牙是否正确的女孩。故选C。

5.推理判断题。A：这是一款电动牙刷，可以与智能手机配合使用。根据“Today, a French company has introduced an electric toothbrush, which can work wirelessly (无线地) with a smartphone.”可知，这是一款电动牙刷，可以用过无线方式连接智能手机，该项表述正确；B：不同的型号有不同的价格。根据“It has different models, and will cost from $99 to $200.”可知，它有不同的型号，售价不同，该项表述正确；C：它最初是被一家法国公司发明的。根据“Today, a French company has introduced an electric toothbrush”可知，是一家法国公司引进了这款电动牙刷而不是发明，该项表述错误；D：你需要下载一个应用程序来记录信息。根据“The Kolibree app records your progress (进步) and scores your brushing way to help you improve brushing habits.”可知，需要下载一个软件来记录信息，该项表述正确。故选C。