Unit 3 How do you get to school?
1. 疑问词
how long 多长(时间)答语常用"(For/ about +)时间段"
how far多远(距离)答语常用"(It’s +)数词 +miles/ meters/ kilometers"
how often多久一次(频率)答语常用"Always/ often/ every day/…"或 "次数+时间"等表频率的状语
How soon多快，多久以后，常用在将来时中。答语常用"in +时间段"
how many多少(接可数名词) how much(接不可数名词)
who谁 whom谁(宾格)(针对宾语提问也可用who) whose谁的
3. Stop sb from doing sth
4. what do you think of/ about…?= how do you like…?
5. He is 11 years old.
He is an 11-year-old boy.
6. many students= many of the students
7. be afraid of sth be afraid to do sth
worry about be worried about 担心
11. he is like a father to me (like像)
12. leave离开 leave for 出发前往某地
14. thanks for +n/ V-ing
Thanks for your help/ thanks for helping me.
Thanks for your invitation/ thanks for inviting/ asking me.
15. 4个花费：
人+spend/ spends/ spent+时间/钱+(in)doing sth/ on sth
人+pay/ pays/ paid +钱+for sth
It takes/ took sb +时间+to do sth
物+cost/ costs/ cost +sb +钱
16. 交通方式
①by +交通工具名词(中间无需任何修饰)
By bus/ bike/ car/ taxi/ ship/ boat/ plane/ subway/ train……
③in/ on +冠词/物主代词/指示代词 +交通工具名词
On a/ his/ the bus/ bike/ship/ train/ horse/ motorbike
④on foot 步行
①take + a/ the +交通工具名词
take a bus/ plane/ ship/ train
②walk/ drive/ ride/ fly to……(后面接here，there，home等地点副词时，省略介词to。)如步行回家：walk home
17. 名词所有格
(2)以s结尾加’ the teachers’ office ten days’ holiday
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