If there"s a lot of work , I'd like to keep on until it is finished.

A. do B. to do C. done D. doing

--Is it OK if I sit on this chair?

--Sorry. .

A. Here you are. B. Take it.

C. Not at all. D. It's taken.

That's all I have to say. Is there anything you'd like to ?

A. talk B. require C. hold D. add

--Did you call Fred back?

--I didn't need to, I'll see him tomorrow.

A. because B. unless C. when D. though

If the company fails to make enough money, it will have to .

A. take away B. close down

C. break up D. set off

--What do you want for dinner tonight?

-- We will have whatever you want.

A.It's up to you. B. Help yourself.

C. Never mind. D. You needn't worry.

You can be a good teacher unless you become more patient.

A. often B. ever C. always D. never

--He promised to come to see you.

--But he . I’ve been all alone.

A. doesn't B. isn't

C. hasn't D. won't

--Why are you smoking so much these days?

--Sorry. I just can't help .

A. you B. them C. it D. one

--I don’t care how other people feel?

--Well, in fact you .

A. might B. could C. would D. should