( )1. A. Not at all. ( )2. A. Fine, thanks. ( )3. A. Not at all. ( )4. A. Have a good trip! ( )5. A. I think so.
B. Sure, I'd love to. B. It's my pleasure B. Good idea. B. What a pity! B. Somewhere warm.
C. Have a good time C. It doesn't matter C. Here you are C. look out! C. You're welcome.
听短文,填空。
Information Sheet 1. One of the ________ inventions to save life is the toilet. 2. Waste ran into ________ before toilets. 3. ________ were common in big cities before toilets. 4. People start getting far-sighted from the age of ________. 5. Glasses help people read, write and do "________".