If you _____ talk about it with me, please wait till I finish my work at hand. [ ]

I don’t know the reason ______ you were absent from the meeting, but I am sure that someone will tell me the reason ______ you haven’t told me.

Not until midnight_____back from work, drunken .

you heard that George quit hisjob—Yeah, but I can’t whyhe did so

We are really disappointed to see millions on earth who have nothing but hunger and cold __________ no chance to improve their life .