The world’s largest amphibious(水陆两栖的) airplane, AG-600, carried out its first flight on December 24th, 2017 in Zhuhai, a city in Guangdong Province. It is a plane that can take off and land on both ground and water. AG-600 took off from Jinwan Airport at 9:39 am. The flight took about one hour before the airplane landed at the same airport.

AG-600 is one of three large airplanes made in China. The other two are Y-20 and C919.AG-600 can cover a maximum (最多的) flight distance of 4,500 kilometers and carry a maximum weight of 53.5 tons at a time. The development of it begin in March 2014 and was completed in July 2016. In April, the first ground test was successful. In early December, the airplane received the government’s approval (批准) for the first flight.

The airplane will mainly be used for firefighting and search and rescue(援救、营救) at sea. It can also be developed to do research on the environment and resource at sea. According to Huang Lingcai, one of its main designers, the airplane can make round trips without refueling (补充燃料)from the southern island province of Hainan. It is able to save 50 people when doing a rescue mission(使命) at sea. To put out forest fires, it can collect 12 tons of water from a nearby lake or sea in 20 seconds and then use the water to put out fires in an area of around 4,000 square meters. It is said that the airplane will be of great importance to the country’s emergency rescue system and the building of strong sea power.

Next, the airplane will continue to make flight tests and will be put into use after it is proved to be safe and useful enough.

1.AG-600 can take off and land on ______.

A.ground B.mountains C.both mountains and water D.both ground and water

2.How long did it take the Chinese people to develop AG-600?

A.One year B.Two years C.Three years. D.Four years

3.What will the airplane mainly be used to do?

A.To fight in a war. B.To put out fires and save people at sea.

C.To perform in big events. D.To help other planes refuel.

4.How many tons can AG-600 can carry at most?

A.12. B.20. C.50. D.53.5.

5.The text is written mainly to _______.

A.introduce China’s big achievement in airplane field

B.tell us about three large airplanes made in China

C.introduce an interesting invention

D.tell us how important an amphibious airplane is

Do you have a headache? Eat some bird brains for dinner, and your headache will go away. Is your hair turning gray? Eat black rice every day. And you won't have gray hair.

Eat bird brains and black rice? "Some people ask. "How strange!" But for many Chinese people, bird brains and black rice are not strange things to eat, they are good things to eat. They are good medicines, too.

Many Chinese believe that food can be medicine. Food that is medicine is called medicinal food. The Chinese have eaten medicinal food and spices(调味料)for hundreds of years. Ginger(姜), for example, is a common spice in Chinese cooking now. Ginger gives food a nice favor(味道). The Chinese began to use ginger many years ago. At that time, they used ginger not because it tasted good. They used it because it was medicinal Ginger, they thought, was good for the digestion (消化). It also helped people who had colds.

Not everyone approves of the medicinal food. Some people think that food and spices are not medicines. They want to buy their medicine in drug stores, not in supermarkets. Other people want to try medicinal food. They say, "Maybe medicinal food can't help me, but it can't hurt me, either.”

People can try medicinal food at a Chinese restaurant in San Francisco, California .The restaurant serves only medicinal food. Queen's Secret", for example, is one dish at the restaurant. Meat from a chicken with black skin is in the dish. It is for women who want to look young.

Alan Lau is the owner of the restaurant,, He says, "Some people try medicinal food only once and then say, 'It didn't work. But think about this: When your doctor prescribes (开药方) medicine. you take the medicine for five days, or for ten days, or maybe for weeks. It's the same with medicinal food. You have to eat the food many times before it begins to help. "Mr. Lau believes that medicinal food works, he eats medicinally every day.

1.Why did the Chinese use ginger many years ago?

A.Because it had a good taste

B.Because it was good for health

C.Because it made people feel cold

D.Because it gave food a different flavor.

2.The words “approves of” in Paragraph 4 probably mean “___________”.

A.agrees to B.cares about C.hears of D.gives up

3.Which of the following would be the best title for the passage?

A.Can Food Be Our Medicine?

B.Can Spices Change Our Cooking?

C.What Is the Best Medicine for a Headache?

D.What Can People Eat in a Chinese Restaurant?

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