第二单元
1. do well in = be good at 在……做得好
2. have a cough 咳嗽
3. be late for：...迟到
4. have a math exan：进行一次数学考试
5. not… at all 一点也不…
6. learn about：学会 了解
7. in two minutes 两分钟后(将来时)
8. too much sth. 太多的某物(事)
9. make sb. do sth. 使某人做某事
10. see sb. do sth. 看见某人做了某事
see sb. doing sth. 看见某人正在做某事
11. the best way to do sth. 做某事的最佳方式
12. lots of = a lot of 许多的
13. help sb. with sth. = help sb. (to) do sth
帮助某人做某事
14. turn off/ on the light 关掉/打开灯
turn down 把…调小 turn up 把…调大
15. half an hour 半小时 half past ten 十点半
a quarter = fifteen minutes 一刻钟
a quarter to three 差一刻三点
three thirty 三点三十分 = half past three 三点半
a quarter past three 三点一刻= a quarter after three
16. on time 准时；按时(时间点)
in time 及时(时间范围内)
17. look for：寻找(强调动作) find 找到(强调结果)
18. may be =maybe = perhaps 可能(是),大概;或许;
19. Children's Day 儿童节 Mother's Day 母亲节
Father's Day 父亲节 Teachers' Day 教师节
20. give sb. a talk = give a talk to sb. 给某人做报告
21. remind sb. of sth. 使某人想起…
22. has been to 去过某地 has gone to 去了某地
has been in 呆在某地
23. in the future 在将来
24. be convenient for… 对…方便
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