题目内容

【题目】听下面一段较长对话,回答以下小题。

1Why did Steve apologize?

A.He forgot Julia’s birthday.

B.He was sorry about the water damage.

C.He thought he couldn’t hold a celebration.

2Who will pay for the damage?

A.The insurance company.

B.Steve and Julia.

C.The owner of the house.

【答案】

1C

2A

【解析】

此题为听力题,解析略。

1此题为听力题,解析略。

2此题为听力题,解析略。

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【题目】 Fruit farmers in Okayama, Japan, have managed to make peeling (去皮) a banana optional by developing a special variety with eatable skin. The peel of their “Mongee bananas” isn’t particularly tasty, but it’s much thinner and far less bitter than that of regular bananas, making it 100% eatable.

Scientists at D&T Farm in the country’s Okayama Prefecture released the social media-ready news following months of experimenting with a freezing-and-thawing (解冻) method, which keeps the banana tree at extremely cold temperatures followed by a dramatic heat increase. The result is soft and thin skin that hasn’t fully developed. They froze young banana trees to -60 degrees Celsius, planting them again as they began to thaw. This apparently activated an ancient part of their DNA, which not only allows the plant to grow in Japan’s cool climate, but also speeds up its development. While tropical varieties of bananas require two years to grow large enough for consumption (消费), the Mongee banana needs just four months.

The first bunch of Mongee bananas hit department stores’ shelves in the November of last year, but getting your hand on one of these incredible fruits remains a huge challenge. D&T Farm only produces 10 bananas per week, and they only deliver them to the Fruit Corner of Tenmanya Okayama, a local department store. But even if you happen to find one available, you’d probably be a bit put off by the price – 648 yen ($5.70) per fruit.

Banana peel is an excellent ingredient that can contain vitamin B6 and magnesium related to the production of serotonin (血清素). At the same time, it has a positive effect on both brain and sleep. Research results that ripe fruit peels have a good effect on treating prostatic hypertrophy (前列腺肥大) have also been published.

John Guterman, a botanist, says, “And what about shipping? For most of the fruit’s history, the peel has provided protection, allowing it to travel long distances. A softer, more bruise-prone banana would be a step back from hardy banana varieties that travel thousands of miles. In this sense, the day we all stop peeling bananas and instead bite straight through their skin may still be a long way away.

1Compared with regular bananas, Mongee bananas ________.

A.are far easier to peelB.have much sweeter flesh

C.are much more thin-skinnedD.have a longer growth period

2Why is it hard to buy a Mongee banana now?

A.It isn’t affordable at all.B.It hasn’t come into the market yet.

C.It is made for certain people.D.Its production ability is still limited.

3What does Paragraph 4 mainly talk about?

A.The medical value of banana peel.

B.The nutrition (营养) of banana peel.

C.The way of making banana peel sweeter.

D.The studies about how to make banana peel eatable.

4What does John think of the Mongee banana?

A.It should not be widely grown.

B.It won’t be spread widely soon.

C.It indicates the future of fruits with skin.

D.It has no advantage over regular bananas.

【题目】If anyone had told me three years ago that I would be spending most of my weekends camping. I would have laughed heartily. Campers, in my eyes, were people who enjoyed insect bites, ill-cooked meals, and uncomfortable sleeping bags. They had nothing in common with me.1

The friends who introduced me to camping thought that it meant to be a pioneer.2We sleep in a tent, cooked over an open fire, and walked a long distance to take the shower and use the bathroom. This brief visit with Mother Nature cost me two days off from work, recovering from a bad case of sunburn and the doctor’s bill for my son’s food poisoning.

I was, nevertheless, talked into going on another fun-filled holiday in the wilderness.3Instead, we had a pop-up camper with comfortable beds and an air conditioner. My nature-loving friends had remembered to bring all the necessities of life.

4 We have done a lot of it since. Recently, we bought a twenty-eight-foot travel trailer complete with a bathroom and a built-in TV set. There is a separate bedroom, a modern kitchen with a refrigerator. The trailer even has matching carpet and curtains.

5 It must be true that sooner or later, everyone finds his or her way back to nature. I recommend that you find your way in style.

A.I must say that I have certainly come to enjoy camping.

B.Things are going to be improved.

C.I was to learn a lot about camping since then, however.

D.The trip they took me on was a rough one.

E.After the trip, my family became quite interested in camping.

F. This time there was no tent.

G. There was no shade as the trees were no more than 3 feet tall.

【题目】 Scientists may have found a way to reduce shortage of type O blood. Type O is the kind of blood that hospitals most often need. What the researchers are testing is an easier way to make type O blood out of other kinds of blood.

There are four main kinds of blood. Most people born with one of these four: Type A,Type B, Type AB or Type O. Type O can be safely given to anyone. So it is commonly used when a person is injured or sick and has to have blood.

The differences among blood types are linked to whether or not red blood cells contain certain kinds of sugar molecules(分子). These molecules are found on the surface of the cells.They are known as antigens (抗原). These antigens are found with type A, B and AB blood but not with type O.

More than twenty-five years ago, scientists found that the antigens could be removed to create what they called universal-type cells. They could be removed with chemicals called enzymes(). But large amounts of enzymes were required to make the change.

Doctor Henrik Clausen of the University of Copenhagen in Denmark led the study. The next step, he says, is to complete safety tests. The team is working with the American company ZymeQuest to test the new method. If it meets safety requirements(*k)and is not too costly,it could become a widely used life-saving tool to increase the supply of universal blood.

1How do scientists deal with the problem of lacking type O blood?

A.Hope more people to donate type O blood.

B.Make the most of the present type O blood.

C.Develop new ways of using type O blood.

D.Make type O blood out of other kinds of blood.

2What make people have different kinds of blood?

A.Sugar molecules in red blood cells.

B.People's different living conditions.

C.Peoples various immune systems.

D.The variety of peoples cells and genes.

3What can we infer from the text?

A.Type O blood can be safely given to anyone

B.Antigens could easily be removed to create universal blood.

C.A Danish company wanted to involve itself in studying blood.

D.The new method is not safe enough to be put into use in hospitals now.

4What is the best title for the text?

A.Four different kinds of blood

B.A new way to make type O blood

C.The latest research on blood type

D.Find the proper type of blood

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