What do you think of the film tonight ?—I like it very much.

People are using laughter to improve their ____________.

—— How old is he?—— He is 14 _________.

— You look so healthy!— Yeah, I like eating apples. An apple a day keeps the _________ away. 

—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.