I don't know ________ tomorrow．Can you tell me?

A．

when we started

B．

when did we start

C．

when we will start

Don't lose heart!I'm sure you can get ________ through hard work．

A．

what you want

B．

why you want

C．

when you want

D．

how you want

－Nobody knows ________ he was after he graduated from Peking University．

－But I was once told that he was a doctor working in a faraway village．

A．

what

B．

who

C．

when

D．

how

I want to know ________ he will go climbing or not．

A．

if

B．

when

C．

whether

D．

what

My father has a computer．but he doesn't know ________ to use it．

A．

what

B．

how

C．

who

D．

which

I want to know if he ________ tomorrow．If he ________,I'll tell him．

A．

comes;will come

B．

will come;comes

C．

will come;will come

D．

comes;comes

His grandparents live ________ in a small house,but they don't feel ________．

A．

lonely;alone

B．

alone;lonely

C．

lonely;lonely

D．

alone;alone

Do you know ________?

A．

what did happen

B．

what happened to him

C．

what he happened

D．

what the matter is

用所给单词的适当形式填空。

I knew that he ________(not come)last night．

用所给单词的适当形式填空。

The boy went to school quickly without ________ (have)breakfast．