_________ there are certainly times when giving up trying is the right thing to do, in most cases all needed is commitment and communication.

— Was it not until last week ______ he decided to give up smoking?— No. He began _____ he saw the new film last month. 

We leave it to your judgment ____ you should do it.

______ seemed surprising to us was ______   he came out first in the speaking competition.

______ everyone has completed the work, it is possible to come to a conclusion.