1楼：匿名用户
1. take a chance
2. by chance/accident3. chances are(that)
4. there is a slim/slight chance that ...
5. a chance of lifetime6. give sb. a chance
7. have a good chance/no chance/not much chance of (doing) sth. / to do sth. / that...
8. took a big chance
9. take a chance
10. take chances
11. the chances are that12. by chance