---- I’m sorry I can’t go to the concert with you tonight, because I have a bad cold. ---- If you don’t go, __________.
He treated me as though/as if _____ his own son.
You _____ come earlier. The bus left a moment ago.
Should it rain, the crops _____ .
_____ today, he would get there by Friday.
_____ any change about the date, please tell me immediately.