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The food we eat seems to have a great effect on our health.Although science has made big steps in making food more fit to eat, it has, at the same time, made many foods unfit to eat.Some research has shown that perhaps eighty percent of human illness is related to food and forty percent of cancer is related to food as well.That food is related to illness is not a new discovery.In 1945,some researchers realized that things commonly used to keep colors in meats and other food additives caused cancer.Yet, these additives remain in our food, and it is difficult to know which things on the wrappings of foods are helpful or harmful.The additives which we eat are not all so direct.Farmers often give penicillin to their animals, and because of this, penicillin has been found in the milk of cows.Sometimes similar things are supplied to animals not for their health, but just to make a profit.
The farmers are simply trying to fatten the animals in order to get a higher price on the market.Although some countries have tried to control such things, the practice continues.
76.According to this passage, we can know_______.
A.perhaps most of human illness is caused by what we eat
B.perhaps most kinds of cancer are related to what people eat
C.cancer was discovered in 1945
D.science has made food unfit to eat
77.Things that are used to keep colors in meats are_______.
A.harmful    B.useless      C.helpless    D.dangerous
78.All the additives_______.
A.are bright and colorless            B.are not bright and colorful
C.have indirect effects on our health   D.have direct effects on our health
79.People use additives__________. 
A.to make food more unfit to eat        B.to improve the color and taste of the food
C.to change the color of the food        D.to take off the diseases of the food
80.Which of the following is NOT true?
A.Some wrappings of food are harmful.
B.Farmers try to make more money on the market by fattening their animals.
C.“The practice continues” means “things are still going on like that”.
D.We needn't take care of what we eat.

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Trees are useful to man in three important ways: they give him wood and other useful things, they give him cool places, and they help to stop drought and flood.
Unluckily, in many parts of the world, man has not found that the third of these points is the most important. Man wants to make money from trees, so he has cut them down in large numbers, only to find that without them he has lost the best friends he had. And also, he is usually too careless to plant and look after new trees. So the forests slowly disappear.
This does not only mean that man will have fewer trees. The results are even worse: for where there are trees, their roots break up soil-make the rain in-and also bind the soil, thus stopping it from being washed away easily; but where there are no trees, the rain falls on hard ground and flows away, causing floods and carrying away the rich top-soil. When all the top-soil is gone, nothing is left but useless desert.
The most important points of trees to man is ________.

A.they help him to make money
B.they give him cool
C.they give him wood and other things
D.they help him to stop drought and floods

In many places forests slowly disappear because ________ .

A.many trees have been cut down by man
B.new trees are not well looked after
C.man has not paid enough attention to planting trees
D.all the above

Land becomes desert after all trees are cut down because ________ .

A.roots of trees break up the soil
B.there are too many rainfalls
C.strong winds bring a lot of sand
D.there are no longer trees to keep the rain and protect the top-soil.

Which title best fits the passage?

A.Trees and Man
B.The Function of Tree Wood
C.How do People do with Trees?
D.The Usage of Tree Roots

Every culture has it own ways to show friendship. On the island of Hawaii, friendship is part of the “aloha spirit”. In the language of the Hawaiians who first settled the islands long ago, aloha had a very special meaning. That is “to be with happiness”.
Hawaiians believe that once somebody loves the land, they are ready to love their people or community. This is the second most important thing of friendship. It is called lokahi in the Hawaiian language, which means “oneness with all people”. To enjoy the land you should not be selfish. The land is for everyone who lives on. Today many different people call Hawaii their home. Indeed, Hawaii is a place where people make one big community from many smaller communities. Each person gives kokua(help) to other people so that all feel stronger. It is believed that the islands can be a paradise(天堂) when people live in peace. People are told that their actions should be as gentle as the wind that blows from the sea. When problems happen, people are asked to solve them with understanding. So when people of Hawaii talk about ohana(family), they are really talking about all those who live on the island.
Living in peace, Hawaiians have developed a third sign of friendship. This personal friendship is shown by giving leis to one another. The lei, a string of flowers, is put over a friend’s neck. Then the friend is given a kiss on the cheek. Visitors to the islands are also given leis. When they hear aloha, visitors began to feel at home. Aloha also means “goodbye”, so visitors will hear it again when they leave. It can mean “our hearts singing together”. Perhaps this is how most visitors will remember their new friendship.
Which of the following can be the proper title for this text?

A.People in Hawaii B.Visitors to Hawaii
C.Traveling in Hawaii D.Friendship in Hawaii

How do you understand the underlined sentence in the first paragraph ?

A.Happiness matters most for Hawaiians.
B.Friendship is always together with happiness.
C.Friendship is every thing in Hawaiian culture.
D.Friendship has special meanings for Hawaiians.

Which of the following proverb can best express the idea of friendship by Hawaiians?

A.Practice makes perfect.
B.Love me, love my dog.
C.A penny saved is a penny gained.
D.An apple a day keeps a doctor away.

Which of the following is a sign to show friendship by Hawaiians?

A.A warm handshake. B.A kiss on the cheek. C.A string of flowers. D.A big hug.

According to the text, which of the following Hawaiian word expresses more good wishes?

A.aloha B. lokahi C.kokua D.ohana

Which do you think is the best way to keep healthy?
With the development of the society, people no longer worry about where their next meal comes from as they did in the old days. They become more and more concerned about their health problem. Different people come up with different views: eating green food, doing outdoor exercises or going to hospital for medical treatment frequently. As far as I am concerned, the best way to keep healthy is to develop a good quality of psychology(心理).
According to some surveys, nowadays, most patients are not physically sick but mentally(精神上) ill. They feel the burden on their shoulders is much heavier than others, so they can’t step out of the shadow of depression and sadness. They need to release their spirit to the nature.
Besides, if you have developed a good quality of psychology, you’ll become more sociable and thus more willing to play your part in the society. Joining in some keep-fit clubs or attending some travel agency, which by themselves are various versions of physical exercise, will benefit you a lot.
As a poem says, youth is not a period of time; it’s a state of mind. Everybody wants to keep young at heart because youth is a symbol for endless energy and passion for living.
Keep a good quality of mind, or keep a sense of humour, even if you are 80, and you’ll never be old.
According to the passage, in the old days, what people cared most might be _____.

A.food B.exercising C.clothing D.health

According to the writer, the best way to keep healthy is to _____.

A.have meals regularly B.do outdoor exercises
C.go to hospital frequently D.keep psychological health

The most probable reason for patients who are mentally ill might be ____.

A.burden B.depression C.sadness D.spirit

The best way to develop a good quality of psychology might be ____.

A.taking social responsibility B.exercising in a keep-fit club
C.going on journeys D.taking physical exercise

The key point to keep young is to _____.

A.keep exercising B.keep a young heart
C.keep humourous D.keep a proper diet

When it comes to President Obama, most of his personal business is already known by the public. Personal information about his children, Malia and Sasha, however, has been kept a little more under wraps.
The New York Times recently released a list of rules that Michelle Obama has mentioned over the years that Malia and Sasha must follow during their time in the White House, as well as in general. See how the first family educates their children:
The girls must write reports about what they’ve seen on their trips, even if it’s not required by their school.
Malia may use her cell phone only on the weekends, and she and her sister cannot watch television or use a computer for anything but homework during the week.
Malia and Sasha have to play two sports: one they choose and one selected by their mother.
Malia must learn to do laundry(洗衣服) before she leaves for college.
The girls have to eat their vegetables, and if they say they are not hungry, they cannot ask for cookies or chips later.
While these might be shocking to some, Michelle said, “They’re not little princess. It’s just basic rules, boundaries, and expectations that we would have normally.”
Michelle also mentions another set of rules:
The girls must do their chores(家务), though the White House has a large staff. Malia and Sasha have chores of their own.
They must play a team sport, because it’s about learning how to play on a team, how to lose and how to win gracefully.

It sounds like Michelle and Barack want the best for their kids and to make them as well-rounded as possible. What are your thoughts on the Obama family rules?
What’s the passage mainly about?

A.The first family daily life. B.The first family rules.
C.How to be good parents. D.How to be good students.

What do the underlined words “under wraps” probably mean?

A.Attractive. B.Calm. C.Secret. D.Public

What has to be followed after the girls’ every trip?

A.Emails. B.Photos. C.Homework. D.Reports.

Which of the following is the exception for the girls?

A.To use cell phone freely. B.To play two sports.
C.To learn to do laundry. D.To eat their vegetables.

Which of the following is NOT True according to the passage?

A.The girls have to obey the rules only when they live in the White House.
B.The girls must do their chores though there might be lots of help around.
C.The girls must play a team sport to gain team spirit by working together.
D.The parents want to make the girls grow healthily as common children.

根据短文内容,从短文后的选项中选出能填入空白处的最佳选项.选项中有两项为多余选项.
We are all called upon to make a speech at some point in life, but most of us don’t do a very good job.1
So, you have to give a speech and you are terrified. You get nervous, you forget what you want to say, you stumble over words, you talk too long, and you bore your audience. Later you think, “Thank Goodness, it’s over. I’m just not good at public speaking. I hope I never have to do that again.”
Cheer up! 2Here are some simple steps to take the pain out of speech making. Ask yourself the purpose of your speech. What is the occasion? Why are you speaking? Then, gather as many facts as you can on your subject. Spend plenty of your time doing your research. Then spend plenty of your time organizing your material so that your speech is clear and easy to follow. Use as many examples as possible, and use pictures, charts, and graphs if they help you make your points more clearly. 3Don’t talk over their heads, and don’t talk down to them. Treat your audience with respect. They will appreciate your thoughtfulness.
Just remember: Be prepared. Know your subject, your audience, and the occasion. Be brief. 4And be yourself. Let your personality come through so that you make person-to-person contact with your audience.
If you follow these simple steps, you will see that you don’t have to be afraid of public speaking. In fact, you may find the experience so enjoyable that you volunteer to make more speeches! You’re not convinced yet? 5

A.It doesn’t to be that bad.
B.Take several deep breaths before your speech.
C.This article gives some advice on how to give good speech.
D.Say what you have to say and then stop.

E. Don’t say what you aren’t familiar with.
F. Never forget your audience.
G. Give it a try and see what happens.

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