第2个回答 2010-06-30
(一) 重要句型。
1.There will be less pollution, more trees and fewer cars in 100 years.
2. What should I do? You should do more exercise. You could buy some books.
3. When the man came into the room, I was reading a book.
=While I was reading a book, a man came into the room.
4. He said they would come here in 5 minutes and they were on the way.
5. We will take you to the zoo if we have free time.
6. We have been studying English for 3 years.
=We have been studying English since 3 years ago.
7. Would you mind closing the window?
= Could you please close the window?
=Please close the window.
= You have to close the window.
8. Why don’t you get her a scarf?
= Why not get her a scarf?
= How about getting her a scarf?
= Let’s get her a scarf.
9. I have been to the zoon last year.
My father has gone to Beijing now.
They have already received my letter.
10. You like playing soccer, don’t you?
You have nothing to tell me, do you?
11. It’s time for sth. It’s time to do sth. It’s time for sb to do sth.
12. find it adj (for sb) to do sth. It’s adj/n. (for sb) to do sth.
(二)重要短语的用法。
1.few, a few; little , a little.
2. many , much, a lot of , lots of
3.more, fewer, less.
4. can, be able to
5.help with sth, help sb do sth.
6.can, may must, could ,should ,might.
7.pay, spend, take, cost.
8.except, besides.
9.stop to do sth, stop doing sth. start to do sth start doing sth.
10.forget to do sth, forget doing sth.
11.try to do sth try doing sth.
12.enough+n, adj +enough, enough to do sth.
13. the same as, be different from
14.think about doing sth, complain about doing.
15. not …until, not … anymore.
16.something important, nothing to eat. something nice to drink.
17. take part in, join, enter,
18. in front of, in the front of
第3个回答 2010-07-14
先说on
on是具体到天才用的 on saturday, on wednesday
in是不太具体的 in the morning in the afternoon
about后面跟从句还有固定短语think about
what do you think about this thing?
about还跟动名词 例:about doing something 关于做某事
hear about s.b doing sth 听说某人做某事