—The stuntman is planning to walk on the wings of a flying plane.—What?! I've never heard of idea before.
—Which do you like ________, pears or apples? —Apples.
Mary ________ her homework last night because she was ill.
—What’s your job, Henry? —I’m a ________. I work late. I’m very busy when people come for dinner.
All the cars ________ stop when the traffic light is red.
—Are you going to have a football game on Saturday ________ on Sunday? —On Sunday.