4. F　 they are controlled by computer不是“省电”的原因。

3. F　 由C段第一句可知。

2. T　 由B段可知。

1. T　 由A段中cleaner和safer可知。

6. The information above is about the history of the development of modern science.

　　 T 　　 F

参考答案

5. Genetic engineering can help doctors to cure illnesses.

　　 T 　　 F

4. Electrical appliances will save 50% of power because they are controlled by computer.

　　 T 　　 F

3. Biotechnology will help divide food into two groups: better food and healthier food.

　　 T 　　 F

2. People will be able to live in the new cities in the sea.

　　 T 　　 F

1. Cars using solar power or electricity will cause fewer accidents and less pollution.

　　 T 　　 F