Why not stay at home ______ the road is so slippery after the heavy snow?

Canada is a country ________ many differentnationalities as well as one with foreign immigrants __________ the majority ofits population

Will you go to the party?—Of course I will if _______

________do you read English books —Twice a day.

Jim was in time for the concert.— Yes. He had ________ one minute to arrive， no more or no less.