I’d rather ride a bike as bike riding has _____ of the trouble of taking buses.

—Is David a man with good manners ?—I don’t think so . As a matter of fact , he is         but polite .

----- The boys are not doing a good job at all, are they? ----_____ . 

__ is not possible that Bob can win the first prize in the competition.

—Did you call on any of your old friends when you returned to your hometown?—_______ of them. They were all very busy.