Scientists are not alone in the fight against the virus, as various products and apps are giving them a hand. Here are some examples.

Drones (无人机)

Drones have played a major role in disinfection (消毒). Police officers also use them to spread the latest information. What's more, they use drones to remind people to wear masks or warn them not to gather in large groups.

Robots

Robots are good helpers on the frontlines. They do many tasks in hospitals, including sending medicine or meals, doing disinfection and measuring patients' body temperature. This not only greatly reduces the burden for medical workers, but also prevents the cross-infection (交叉感染).

Mini-programmes

Different mini-programmes, or apps that you don't need to download but can use on Wechat, have also come to help. For example, you can check whether you have unknowingly travelled alongside infected patients. Community workers can collect information about people more easily with the help of mini-programmes.

Health QR codes (健康码)

People in more than 100 cities can get their own health QR codes by applying through Alipay or Wechat. This way, they don't have to fill in information like their names, ages and living addresses over and over again when they enter public places.

Title: 1. Joins the Fight

Drones

>They play a major role in disinfection.

>They are used by police officers to tell people 2. to do.

Robots

>They help medical workers do much work.

>They help reduce the 3. of cross-infection.

Mini-programmes

>They are used to check if there are any infected patients near you.

>They make it 4. for community workers to collect information.

Health QR codes

By applying health QR codes, people don't have to fill in their 5. information over and over again when entering public places.

There are many ways to help improve your health like eating healthy food. Taking exercise and getting medical help. But the easiest and cheapest way to improve your health is just to sleep eight hours or more every night. The general sleeping rule is that the younger you are, the longer sleep you need. But regardless of(不管)age, some people need to sleep more while for some a few hours is enough.

The problem with sleep is that more and more people in the world are not sleeping enough. According to the World Health Organization over half the people in the world may be sleep-deprived. Having less sleep not only makes people feel tired but also causes accidents. In the United States alone, sleepy drivers cause at least 100,000 traffic accidents a year. Also sleep problems can cause medical problems such as high blood pressure(血压).

Why are so many people sleep-deprived? Part of the reasons may be cultural. In the American culture, people put a higher value on work than on sleep. In fact, peopele who sleep a lot are usuallv seen as “lazy”. Also, you can sometimes hear some people say proudly that they don’t have much time to sleep. they only sleep four or five hours a night. It seems that the less you sleep, the more work you’ll do.

How do we teach these people to learn the value of sleep? Perhaps they may listen to the advice of Dr. James Maas an expert (专家) in sleep. He says , “Sleep is like a credit (信用卡) card. When you sleep less. you are only borrowing time. You always have to pay it back. The morehours you don’t sleep, the more hours you should t sleep to ‘pay back’ the hours on your ‘sleepcredit card.’”

For those who value work more than sleep, they should listen to what a famous person once said. “Don’t think you will be doing less work because you sleep during the night. That is a foolish(愚蠢的) idea which is held by people who have no imagination. You will be able to do more.”

1.According to the writer, the easiest and cheapest way to improve health is to .

A.eat healthy food every day

B.take excrcisc as much as possible

C.get medical help whenever necessary

D.sleep eight hours or more every night

2.What does “sleep-deprived” mean in Paragraph 2?

A.Having a good sleep. B.Excited about sleep.

C.Having less sleep. D.Interested in sleep.

3.According to Dr. James Maas. what is sleep like?

A.An hour. B.A report.

C.A credit card. D.A piece of paper.

4.What do the words of the famous person mean in Paragragh 5?

A.Sleeping during the night is foolish.

B.Sleeping during the night is helpful.

C.People have no courage.

D.People always do less work.

5.What is the best title of the passage'?

A.The Value of Sleep

B.The Value of Study

C.The Ways of Eating Less

D.The Ways of Making Money

Last Sunday evening, my parents went out for a walk with my sister. But I studied alone at home because I would have an English test. All of a sudden, I saw bright light in my neighbor’s kitchen. I thought he was cooking so I went on studying.

Soon, there was a terrible smell in the air and I thought something was wrong. I went out and saw fire coming out of my neighbor’s kitchen. So I shouted “Fire! Fire!” But no one heard or came out.

I ran quickly into my house to call 119, and then I rang my neighbor’s doorbell, knocked at the door, but there was no response. I got into the house through the window and found my neighbor sleeping in his bedroom. I woke him up and we rushed out of the house together.

We tried our best to pour water through the kitchen window, but the fire was too heavy. Luckily, the firemen came and put out the fire quickly. When my parents came back, they found I was dirty and tired. After my neighbor told them the whole story, they were happy and said I was a brave boy.

1.The word “response” can be replaced (代替) by ______.

A.key B.answer C.question

2.Why didn’t the writer go out for a walk with his parents?

A.Because his parents only liked his sister.

B.Because he would have an English class.

C.Because he had to study for an English test.

3.______ put out the fire at last.

A.The writer B.The writer’s parents C.The firemen

4.According to the passage, which of the following is TRUE?

A.The writer’s neighbor was sleeping when the fire started.

B.No one helped the writer put out the fire.

C.The fire happened last Friday.

5.What’s the passage mainly about?

A.How to put out a fire.

B.My neighbor was a brave man.

C.I saved my neighbor from the fire

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