题目内容

While she _________ TV in the living room last night, the bell________.

A. watches, rings B. is watching, rang

C. watched, was ringing D. was watching, rang

D 【解析】 句意:当她在客厅看电视的时候,门铃响了。本题是由while引导的时间状语从句,强调的是昨晚主语正在进行“看电视”这一动作时,“门铃响了”这一动作也发生了,所以主句用一般过去式,从句用过去进行时,故答案选D。
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Imagine this. You come back from school and your robot housekeeper is already waiting for you at the door. He turns on the lights, air-conditioner and television. While you are having dinner, he cleans the floor. Before you go to sleep, he tells you the weather report, then reads you a bedtime story.

Such thoughts are not just for stories. Now they can happen in the real world, as long as you have the robot Alpha 2. Alpha 2 was a star at the 2017 World Robot Conference(大会), which was held from August 23rd to 27th in Beijing. More than 150 universities and companies from across the world brought their robots to the event for show and sale. Some robots work in factories. Some robots go to outer space or under water for exploration. But the highlights(亮点)of the event were service robots.

This kind of robot is the closest to our daily lives. From cleaning to teaching, music to sports, service robots have been used to do many kinds of jobs.

Teo is a popular service robot, as well as an artist and music teacher. His 53 fingers help him play the piano well. He played John Lennon’s song Imagine at the conference.

There is another service robot called Bestic. It acts as a human arm to feed people with a spoon. It can be a good helper for little kids, the elderly and those with difficulties using their hands.

The scientists believe that it may not be far when every family has at least one service robot.

1.According to the passage, Alpha 2 is ____________.

A. a housekeeper B. a service robot

C. a star in the sky D. a weather reporter

2.Which of the following is NOT true about 2017 World Robot Conference?

A. It lasted five days in all. B. It was held in Beijing, China.

C. People can buy a robot there. D. All the robots are service robots.

3.What does the underlined word “exploration” probably mean in Chinese?

A. 娱乐 B. 休闲 C. 探索 D. 思索

4.From this passage, we can learn that ____________.

A. Teo can teach people to play the piano well

B. Alpha 2 is able to work in space or under water

C. Besic can help people who have trouble walking.

D. every family has had a service robot at home so far

5.This passage is mainly about____________.

A. the 2017 World Robot Conference

B. different kinds of robots in the world

C. how service robots help with people’s life

D. the most popular service robots in the world

1.B 2.D 3.C 4.A 5.C 【解析】 文章大意:本文主要向我们介绍了服务机器人,以及服务机器人如何帮助和服务人们的生活。而且,科学家认为,未来每个家庭可能都至少有一个服务机器人。 1.细节理解题。根据文中的句子Now they can happen in the real world, as long as you have the robot...

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