----Why did you collect your CD?----That day I didn’t see your car, so I _____you’d gone out.
They have their reasons for keeping their marriage___ secret for ___ moment.
You____________ television.Why not do something more active?
.Peter won't drive us to the station.He has___________ to take us all.
He had little idea that it was getting so late, ___________ ?
Some of the suspects(嫌疑犯) refused to answer and kept their mouths shut.