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1、阅读理解专项练习50-31CFor a long time being happy was considered natural，and there was nothing special to do about it. Now we know that we can work at getting along well with other people. It is possible to act in such a way that other people will like us better.One way is being unselfish，not wanting everyt
2、hing your own way or asking for the best share of everything, including the attention of your friends. Another way is to look for good points, not bad ones in other people.You dont have to be spineless(无骨气的)in order to be popular. In fact，you will be liked and respected(尊重)if you are not afraid to s
3、tand up for your rights(权利). But do it politely and pleasantly. One way to develop a good character is being friendly and polite to your own group, to older people，to strangers and especially to those who do not look important or do not interest you.You cannot expect to be perfect, so you must learn
4、 not to be too unhappy when you make a mistake. Everyone makes mistakes, and no one is to be blamed unless he refuses to learn from them. Many young people become discouraged(泄气的) when they know their unpleasant qualitiesselfishness，laziness，etc. Just remember that we all have some of these faults a
5、nd have to fight against them.When sometMng is wrong，it is best to try to make it right. Perhaps you dont like a teacher or a classmate. Try to see why，and look at yourself，too. Make sure that you are not doing something to make others dislike you. In time, things may turn out all right, then you si
6、mply have to learn to get along the best you can with the situation, without thinking too much about it. Worrying never helps in a situation you cant change.27Which of the following is the closest in meaning to the underlined part?A.Not sharing anything with others. B.Not thinking too much of yourse
7、lfC.Not attracting the attention of your friends.D.Not making friends with people who have bad points.28How can we get along well with others according to the passage?A.We should find out unpleasant qualities in others and in ourselves.B.We should show others our unpleasant qualities.C.We should sta
8、nd up for our rights in any way we like.D.We should fight against our unpleasant qualities.29What can we know from the passage?A.Even if we dont have good relationships with others，we neednt work at it.B.Even if someone is not important to us，we still need to treat him politely.C.Even if we are will
9、ing to learn from ouy mistakes，we are still to be blamed.D.Even if the situation cannot be changed, we still need to worry much about it.【主旨大意】如何让自己变得更快乐。27. B。解析：句意“不想让你随心所欲或要求最美好的一切” 28.D解析：根据One way to develop a good character is being friendly and polite to your own group, to older people，to str
10、angers and especially to those who do not look important or do not interest you.”29.B解析：最后一段。DYou are probably familiar with the saying：An apple a day keeps the doctor away. A recent research carried out by the Chinese University of Hong Kong may change the saying:An apple a day may keep aging away.
11、The research chose fruit flies(果蝇), as they share many genes(基因)with humans. The fruit flies were either fed normally or had an apple extract(浓缩物) added to their diet.It turned out that those fruit flies that were given apple extract lived about 55 daysfive days longer than the flies that were norma
12、lly fed. The research group also found it easier for the flies to walk，climb and move about as they aged.According to the result, the researchers believed that the antioxidants(抗氧化剂) in the apple extract helped clean up dangerous chemicals(化学物质) that cause illnesses，as well as aging.In another study
13、，researchers examined diets of thousands of women. They discovered that those who regularly ate apples were 20 percent less likely to suffer heart illnesses and stroke.The apples genetic code(遗传密码) was discovered recently. It allows scientists to develop nicer and healthier fruits. Researchers are a
14、lready using the information to grow a kind of apples full of antioxidants that can keep eyes and joints healthy and protect humans against heart illnesses and cancer.Apples that kill the desire(欲望) to eat could also be produced, with the first“extra-healthyapples on supermarket shelves within just
15、four or five years.The team that keeps studying apple DNA includes 100 scientists from five countries. Their research also suggests that around 65 million years ago, when dinosaurs began to die off the plant，which would finally become todays apple tree, experienced a great genetic change. The number
16、 of many of its genes doubled. The extra genes allowed the apple to get used to worse conditions and go through a different development from peaches，strawberries and other related fruits.30Why were fruit flies used for the research?A.Because they have a similar diet to humans.B.Because they have a history as long as apples.C.Because they share a lot of genes with humans.D.Because they feed on noth
