—I hear you run for half an hour every day. —Right, we have to. It is one of the ______ in our school.

—I’m stressed out. I have so much work to do every day.—You ‘d better rest very often. And it’s good for you to take some ____,I think.

She only eats two_________ every morning.

Jason likes the _______ of the cake. It is a heart.

I want _____ a policeman because it is an exciting ________.