7. Smoking is harmful to health.

　 Smoking _________ ________ ________ health.

6. I think good health is too valuable to be priced.

I think good health is __________.

5. We don’t like the room since it is cold.

　 We don’t like the room, _________ _________ cold.

4. She likes to play tennis, but she doesn’t like to play chess.

　 _________ she likes to play tennis, she __________ __________ playing chess.

3. We are preparing to leave here for Shanghai at once.

　 We are _________ _________ to ________ ________ for Shanghai _________ _______.

2. He used to go to the cinema twice a month last year.

　 He ________　 ________ a ________ twice a month last year.

1. I think everything is okay with you.

　 I think everything ________ ________ with you.　　

20. 此刻；那时________________________________

19. 一个感人的故事____________________________

18. 偶然遇见__________________________________