he wants to speak to the headmaster.
He said that he won't be free tomorrow.
he came last night.
He said that he was working hard on his Chinese.
he had a very good journey home.
he hadn't bought the present yet.
he would stop in Moscow on the way.
eg. Miss Gao told us that light travels much faster than sound.
eg.Stop talking when the headteacher ______(walk)into the classroom.
Jim won't watch TV until he ___ (finish) his homework every time.
5.有些动词短语本身即是被动语态的形式, 不要再加by 短语,常用的有
be covered with \be surprised at \be interested in
be worried about \be made of/from \be known to
eg. This dictionary sells well.
This kind of car drives fast.
The woolen sweater costs $ 88.
1)祈使句 ＋ and/or ＋ 简单句是常用句型
祈使句 + and + 简单句 表示"如果…，就…"
祈使句 + or + 简单句 表示"…否则…"
eg. 1.Go down the street,and you'll see a hospital.
2.Be quick,or we'll be late.
(1).Bill wanted to know who did this.
(2).I don't know what's the matter with Bob?
(3).I don't know what's wrong with them?
eg. I don?t think that English is easy.
I think that English is not easy. ( 误)