五、根据对话内容，从方框中选择合适的单词或短语填空，使对话内容完整正确。
important by ourselves at the weekend worried pages
A: Hi Jack! You look a bit 1. . What's wrong?
B: I have to give a book report next week, but I lost five 2. of my notes!
A: That sounds serious. Is this report 3. for your grade?
B: Very! The teacher said we must prepare it all 4. .
A: Why don't you rewrite your notes in the library 5. ?
B: Good idea!

1. worried 2. pages 3. important 4. by ourselves
5. at the weekend

六、任务型阅读。〔人与社会——杰出人物〕
阅读下面短文，从短文后的选项中选出可以填入空白处的最佳选项。选项中有两项为多余选项。
For many Chinese families, rice is an important part of almost every meal. How do we have enough rice to eat today? 1.
China had a large percentage of the world's population, but only a small percentage of its farmland, so food was a big problem in China in the past. In the 1960s, it was hard to plant rice because of several natural disasters. Millions of people died because they had no food. Yuan taught farming at school at that time and he was really sad to see this. “2. ” he thought. He decided to work on a kind of hybrid rice（杂交水稻）because it can feed more people.
At that time, other scientists hardly believed hybrid rice had much importance. They thought it was impossible to create such a “magic seed”. But Yuan and his team worked on it every day. 3. At last, in 1973, they grew a new type of hybrid rice. Farmers can grow it in many different kinds of farmland and even in bad weather. 4.
5. He is the pride of us Chinese. Today, hybrid rice feeds not only the Chinese but also millions around the world. His special rice is now grown in over 40 countries, helping people in places like Africa and Southeast Asia have enough food.
A. He tried to grow a new type of rice which was better.
B. We should thank Yuan Longping and his team.
C. Yuan always thought of himself as a farmer.
D. With the new type, people don't have to stay hungry any more!
E. Yuan solved the food problem in China.
F. How can I help them have enough food?
G. They took good care of their rice.

1~5. BFGDE