They had much difficulty ____________ the problem and they needed our help.

.Don’t you think it necessary that he ____to Miami but to New York? —-I agree , but the problem is _____he has refused to.

Why did you leave that position? —-I ______ a better position at IBM.

uld be able to do the job foryou quickly, ____________ you give us all the necessary information.

I haven’t finished my work ________.