The public transport system in Beijing is very good now, so there _____be any difficulty in traveling around the city.
Tom hid himself behind the door, _______ he rushed out to scare his mother.
You can't imagine the hard time he had ______ the horse in.
I _____ a novel written by Ernest Heming –ways last night, and another night I’ll finish it.
In such a fierce competition, a person has to make every effort if he ______ .
I ______ with my uncle and aunt because my parents have gone abroad for a holiday.