(   ) 20. ---- Mary has broken the secret, you know?
---- No. ________, she wouldn’t have kept silent at the meeting.

(   ) 14. The students handed in their test papers to the teacher _______ .

(   ) 11. ________ fresh air, people  may start to feel sick. So make sure you open the windows while working.

(   ) 3. She published her novels _________ a man’s name, which she thought was easier to gain popularity.

22. Jason didn’t turn up yesterday, because he was out on business. We all felt sorry ___      him.

31. Due to circumstances ____ our control the performance has had to be cancelled.

34．Well,_____,  he is just my  celleague． But I think we  can become best friends one day．

8．When we climbed up to the top of the mountain, we were all___________.

7. Classic music is popular____those who have a good knowledge of music.

6. The album (相册) is__________to me as it keeps a record of my childhood life.