how old is he?do you know?2并1 do you know how old_______ ___

把下列句子改为宾语从句
1、Who are they waiting for?Do you know?
2、Does Mr Brown stay in Room 302?Could you tell me?
3、How long have the Smiths lived in Hangzhou?I want to know.

英语改错题,
1 What row is he,do you know?2 They all are good drivers.3 I and he are both from America.4 I think his old bike is wrong.5 We don't like eggs and milk.6 He is old and strong.7 She is often stay at home.8 Please you open your books.9 Let him to have a look at my new T-shirt.10 look after your shoes.Don't put it here.11 Please buy apink lamp to me.

将以下单句改为宾语从句的复句
1 Where does she live?Do you know?
2 What can a computer do?The scientist told us.
3 How can I get to the station?Could you tell me?
4 Whose watch is this?Does anybody know?
5 When is our English teacher's birthday?I don't know.
6 Which one did you like best?She asked me.
7 When will the holiday begin?I asked the teather.
8 When will the train arrive?He asked me.
9 Will a foreigner give a speech on computer next week?Can you tell me?
10 Were you at home before nice last night?The policeman wants to know.
11 Will it rain tomorrow?Nobody knows.
12 Has he come back from Guangzhou?I don't know.