--- “What will you do during the summer holiday?”

--- “I don’t know, but it’s high time _____ something.”

 What should we do if it _____ tomorrow?

 If only I _____ my watch!

 You _____ such a serious mistake if you had followed his advice.

 We _____ the work on time without your help.

--- “Where have you been?”

--- “I got caught in traffic; otherwise _____ sooner.”

If it were not for the fact that you _____ ill, I would ask you to do this right now.

The teacher demanded that the exam _____ before eleven. 

She made the demand that the journalists _____ at once ______ Iraq. 

He is talking so much about America as if he _____ there.