--What is your mother sure of?

--________.

[　　]

A．He will come

B．His coming

C．He returns

D．His back

I said I must use your bike whether you agree or not.

________ I myself have to use it in only two minutes.

[　　]

A．Go ahead.

B．No problem.

C．It's up to you.

D．No way.

--I thought I'd try to repair the car myself. ________ !

--You know nothing about the car.

[　　]

A．That's all right

B．You can't be serious

C．Absolutely

D．It's nothing serious

--What about having a drink?

--________.

[　　]

A．Good idea

B．Help yourself

C．Go ahead, please

D．Me, too

--Some more wine?

--Thank you, I ________. I have to drive home.

[　　]

A．would like to

B．had not better

C．would rather not

D．wouldn't like

--“Did you blame him for his mistakes?”

--“Yes, but ________ it.”

[　　]

Jane: Tom, let me introduce you to Lucy.

Tom: ________

Lucy: Hi, I'm Lucy Lee.

[　　]

--What do you want to do next? We have half an hour until the basketball game.

--________. Whatever you want to do is fine with me.

[　　]