—Will you give me a hand? I have some trouble_______ the scientific problem.—Don't worry. I'll try my best to help you _______.
He is listening to the music _______ he is washing clothes.
Be quick, ______ you’ll be late for the football match.
Work hard, ________ you will make great program.
Go along the road, ______ you’ll find the market at the end of it.
Hurry up, _____ you won’t catch the early bus.