_______ he'll come or not isn't important.

A. Why B. If C. Whether D. What

Would you like to know ____they will do it or not.

A. if B. that C. whether D. why

─Where do you think _____ he ____ the TV set? ─ Sorry， I’ve no idea.

A. /; bought B. has; bought C. did; buy D. did bought

Our homework has changed a lot. Who can tell _____ it would be like in _____ five years.

A. how; another B. what; more C. how ; other D. what; another

─ Could you tell me ______? ─ Yes. He ____ to the USA.

A. where is he/ has been B. where he is/ has gone

C. where was he/ has been D. where he was/ has gone

-Mike wants to know if_______ a picnic tomorrow.

-Yes. But if it_______, we'll visit the museum instead.

A. you have; will rain     B. you will have; will rain

C. you will have; rains     D. will you have; rains

I don’t know if he tomorrow. If he , I’ll meet him.

A. will come; comes B. comes; comes

C. will come; will come D. comes; will come

I really don’t know if she_____ it when she_____.

A. finds, arrives B. finds, will arrive

C. will find , will arrive D. will find, arrives

Can you make sure _______. the gold ring?

A. where Alice has put B. where had Alice put

C. where Alice had put D. where has Alice put

I don’t know _____ he will be back home.

A. who B. what C. when D. where