_____he met with the difficulty did he realize the importance of group work.

I hope I can take part in the game show Who is Still Standing and win something. — Stop daydreaming. You will win nothing ____ you spend a few months preparing for it.

Tom realized that he ________ his physics book at home when he reached school.

ite building across the street, _____ roof hasbeen seriously damaged in the hurricane, belongs to a hospital.

Would you like to go boating with me—-Sure, .