一、 听力测试（满分10分）
A. 听对话和问题，选择正确答案。（每小题1分，满分5分）
1. A. At schools. B. At home. C. In the libraries.
2. A. By radio. B. By mail. C. By email.
3. A. Because it’s ex pensive but comfortable.
B. Because it’s cheap and comfortable.
C. Because it’s cheap and safe.
4. A. Yes, he will. B. No, he won’t. C. Robots will do it.
5. A. Do her homework. B. Do the housework. C. Go shopping.
