(5)Stephen Hawking E．A Brief History of time

　　答案：(1)～(5)　BCDAE

　　Ⅰ.Fast­reading

　　1．Read the text quickly and write down the main idea of the text.

　　The text is about the scientist Yuan Longping and his achievements.

　　2．Match each paragraph with its main idea.

　　(1)Para. 1　A．As a young teacher, he began experiments in crop breeding.

　　(2)Para. 2　B．He discovered a new type of rice.

　　(3)Para. 3　C. As a student，he liked to ask questions.

　　(4)Para. 4　D．The yield of the new hybrid rice is greater than that of other types grown in Pakistan.

　　(5)Para. 5　E．Yuan Longping is a leading figure in the rice­growing world.

　　(6)Para. 6　F．His discoveries have brought in great profit(利润)．

　　答案：(1)～(6)　ECABFD

　　Ⅱ.Careful­reading

　　Choose the best answer according to the text.

　　1．Why was Yuan given the nickname "the student who asks questions"？

　　A．Because he was stupid.

　　B．Because he did not learn well in the class.

　　C．Because he was curious about the lessons and wanted to learn more.

　　D．Because he learned more questions.

　　2．The only way that Yuan Longping thought to produce more rice quickly was .

　　A．to be interested in plants

　　B．to study agriculture in college

　　C．to begin experiments in crop breeding

　　D．to cross different species of rice plant

　　3．Please choose the right order of the following events about Yuan Longping.

　　a．Yuan Longping's rice was exported to other countries.

　　b．The results of his experiments were published in China.

　　c．He studied agriculture in college.

　　d．The government supported his research group to develop the new system of rice.

　　e．He began experiments in crop breeding.

　　A．c，e，b，d，a　　B．e，b，d，a，c

　　C．b，c，d，a，e D．e，c，b，d，a

　　4．The results of Yuan Longping's experiments were first published in .

　　A．1960　　　　B．1966　　　C．1970　　　D．1990

　　5．What is the advantage of Yuan's discovery?

　　A．Chinese rice production rose by 47.5 percent.

　　B．Many rice fields were converted to growing vegetables and other cash crops.

　　C．Both A and B.

　　D．It is not mentioned in the text.

　　答案：1～5　CDABC

　　Ⅲ.Study­reading

　　Analyze the following difficult sentences in the text.

　　1．He thought that the key to feeding people was to have more rice and to produce it more quickly.

　　[句式分析]　本句中that引导宾语从句，作thought的宾语。从句的主语为the key, to feeding people为the key的定语，to have more rice and to produce it more quickly为两个并列的不定式作表语。

[尝试翻译]　他认为，解决人们吃饭问题的关键在于拥有更多的稻米，并且能更快地