It was not until he came back _____ he knew the police were looking for him.
I'd rather they ___ right now.
---Which would you rather have, tea or coffee? ---____.
“How __ he ___ that?” all of them shouted
Being examined twice a year, whether it is a car or a bus or a truck, is the rule that every driver _____ obey in this city.
— I’m terribly sorry that I have forgotten the reference book you lent me yesterday. — ________!