《九年级英语上册同步精品课堂(仁爱版)》12.4 Unit 4 Topic 3 Section B（练习）（原卷版）

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Unit 4 Topic 3 Section B 随堂练习

一. 单项选择.

1. Many modem factories by computer, so their products are more excellent.

A. mainly control B. are main controlling C. are main controlled D. are mainly controlled

2. He an honest man, but now he often tells lies to cheat others.

A. was to be B. used to be C. used to being D. was used to

3. He that he knew nothing about computer, so he began to work hard at it.

A. knows B. knew C. realize D. realized

4. How to computers us better is an important task.

A. make; to serve B. make; serve C. making; serving D. made; serving

5. Brown made his mind work hard to learn computer technology.

A. of; for B. up; for C. from; to D. up; to

二．根据句意完成句子.

1. 我过去走路上学。

I _____ _______ walk to school.

2. 我现在习惯早起。

I _____ _______ _______ getting up early now.

3. 医生建议他戒烟。

The doctor _______him_____ ______ _____smoking.

4. 我建议你别告诉他。

I advise you ______ _____ ______him.

5. 他们下定决心努力学习英语。

They ________ _______ _______ ______ _____ work hard at English.

三 . 情景交际。（根据对话的内容，把空缺的句子补充完整。）

(Mr. Gao is showing his students around the Science Museum.)

A: Look! What a large rocket! Mr. Gao, 1. _______________________________ .

B: It’s used for sending up the spaceships, Liu Ming.

基础篇

提升篇

A: 2

B: China has sent up five manned spaceships.

A: Spaceships are so magical! 3

B: They are controlled by computers.

A: How do they work?

B: They control the speed and direction of spaceships, ever the temperature.

A: Oh, the computer technology is so useful. Thank you for your introduction.

B:4. . You’d better work hard to master computer technology.

A: OK, I will.

四．完形填空.

Doctors diagnose(诊断) patients online. Robots help to send food to 1 . Drones(无人机) monitor people in crowds. We

are using new ways to fight the novel corona virus. They are safe. They can help people 2 in touch with each other. Let’s

meet these high-tech helpers!

Tele-medicine(远程医疗) system

With remote video system, doctors can diagnose patients without seeing them in person. Also, doctors from different

hospitals can have a meeting by using the system 3 . This saves a lot of time. Both Huoshenshan and Leishenshan

hospitals have this system.

Drones warn people in groups

In some rural places, police use drones to monitor people in groups. When the drone 4 big groups of people, police

will warn them through the loudspeaker on the drone. In some places, people also use drones to disinfect(消毒) their 5 .

3D “hospital”

A company in Shanghai 6 15 rooms by using 3D technology. They sent the rooms to Hubei for patients to live in.

Each room is about the 7 of your bedroom. A 3D printer takes 24 hours to build the rooms.

AI system check for fever

At the Mudanyuan subway station in Beijing, an AI system can check people in crowds to see 8 they have fevers.

When people 9 , the system scans people’s faces. The system can check about 300 people in one minute.

Smart robots

Time to eat! In some hospitals, smart robots help to deliver food to patients. The robots can also help to 10

medicine and show the way to people.

1．A．consumers B．customers C．patients D．doctor

2．A．avoid B．keep C．develop D．enjoy

3．A．all the time B．at times C．many times D．at the same time

4．A．imagines B．finds C．records D．tell

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