【知識梳理】
I. 重點短語
1. on time
2. out of
3. all by oneself
4. lots of
5. no longer
6. get back
7. sooner or later
8. run away
9. eat up
10. take care of
11. turn off
12. turn on
13. after a while
14. make faces
15. teach oneself
16. fall off
17. play the piano