37. at the proper time 在适当的时候
36. learn … by oneself/ teach oneself … 自学……
24. have a good school year 新学年愉快
23. be different from 与……不同
13. The first thing is to greet the teacher. 第一件事是问候老师.
12. without doing sth 没有做某事
11. ask / invite sb to do sth 邀请某人做某事
10. as… as sb can= as… as possible 尽可能…
9. make plans to do sth 制定计划做某事
8. drop by 顺便拜访