四川省成都市第七中学17届高一理科英语12月9日课后作业 WORD版缺答案.doc

1、 高一（上）练习一、阅读理解。Women are friendly. But men are more competitive. Why? Researchers have found its all down to the hormone oxytocin (荷尔蒙催生素). Although known as the love hormone, it affects the sexes differently.“Women tend to be social in their behavior. They often share with others. But men lend to b

2、e competitive. They are trying to improve their social status,” said Professor Ryan.Generally, people believe that the hormone oxytocin is let out in our body in various social situations and our body creates a large amount of it during positive social interactions (互动) such as falling in love or gi

3、ving birth.But in a previous experiment Professor Ryan found that the hormone is also let out in our body during negative social interactions such as envy.Further researches showed that in men the hormone oxytocin improves the ability to recognize competitive relationships, but in women it raises th

4、e ability to recognize friendship. Professor Ryans recent experiment used 62 men and women aged 20 to 37. Half of the participants（参与者）received oxytocin. The other half received placebo (安慰剂).After a week, the two groups switched with participants. They went tlirough the same procedure with the othe

5、r material.Following each treatment, they were shown some video pictures with different social interactions. Then they were asked to analyze the relationships by answering some questions. The questions were about telling friendship from competition. And their answers should be based on gestures, bod

6、y language and facial expressions.The results indicated that, after treatment with oxytocin, mens ability to correctly recognize competitive relationships improved, but in women it was the ability to correctly recognize friendship that got better.Professor Ryan thus concluded: “Our experiment proves

7、 that the hormone oxytocin can raise peoples abilities to better distinguish different social interactions. And the behavior differences between men and women are caused by biological factors (因素) that are mainly hormonal.”1. What causes men and women to behave differently according to the text? A.

8、Placebo.B. Oxytocin.C. The gesture.D. The social status.2. What can we learn from Professor Ryans previous experiment?A. Oxytocin affects our behavior in a different way.B. Our body lets out oxytocin when we are deep in love.C. Our body produces oxytocin when we feel unhappy about others success.D.

9、Oxytocin improves our abilities to understand peoples behavior differences.3. Why did Professor Ryan conduct the recent experiment?A. To test the effect of oxytocin on the ability to recognize social interactions.B. To know the differences between friendship and competition.C. To know peoples differ

10、ent abilities to answer questions.D. To test peoples understanding of body language.4. The author develops the text by_.A. explaining peoples behaviorsB. describing his own experiencesC. distinguishing sexual differencesD. discussing research experiments二、阅读表达(共5小题；每小题2分，共10分)The British summer is e

11、xtremely beautiful. Trees, flowers, birds and butterflies make the whole country like a big garden. However, many British people have noticed that butterflies have been gradually disappearing from this picturesque scenery during the past several years. What has happened to them?Butterfly Conservatio

12、n, a charity in the UK, is running a survey to help answer this question. The result is more serious than people expected. According to the survey, among 59 butterfly species found in Britain, more than three quarters of them are suffering a declining population, including the most popular ones. Wha

13、ts more, half of all butterfly species are in the danger of dying out. Some common species such as the small Tortoiseshell butterfly and the Wall butterfly are dropping dramatically. The latter cannot even be seen in many parts of central and southern England. The Blue butterfly was commonly seen in

14、 the south. However, it has started colonizing(迁徙至)Edinburgh in the past few years. The numbers of butterflies have dropped to a record low in the past three years largely because the summer in the UK is getting cooler and their habitat is also worsening. Fortunately Britain is experiencing a long h

15、ot summer this year compared to the last few summers. Conservationists believe the warm weather will bring some benefit to the butterflies. Sir David Attenborough, president of Butterfly Conservation, said: “Large quantities of butterflies tell us that all is well with nature. When they decline its

16、a warning that other wildlife will be soon heading the same.”The survey is still going on. The public are also encouraged to keep track of the UKs butterfly population. The organizers hope the survey will help raise public awareness of the value of butterflies in the UK. Butterflies give an indicati

17、on of the well-being of nature and the environment.1. What has happened to butterflies in Britain? (no more than 10 words)_2. What does the underlined word “them” (line 3, paragraph 2) probably refer to? (no more than 4 words)_3. List two reasons for butterflies reduction in number. _(no more than 5

18、 words)_(no more than 5 words)4. With the decline of butterflies, what might occur to the other species in the wild? (no more than 4 words)_5. Why are the public encouraged to keep track of the UKs butterfly population? (no more than 15 words)_三、短文改错。（2013浙江）Dear Diary， Here I am in the middle of a

19、city，350miles far away from our farmhouse. Do you want to know why we move last week? Dad lost his job, and as Mom explained,” He was lucky to find other one ”. His new job meant I had to say goodbye to my classmate, my school or just everything else I love in the world. To make matters bad, now I have to share a room with my younger sister, Maggie. Tomorrow is first day of school. I am awfully tiring, but I know Ill never fall sleep. Good night and remember, you, dear diary, is my only souvenir from my past life and my only friend. Yours, Rosemary版权所有：高考资源网()版权所有：高考资源网()