（1）Is sleep very important？
A.Yes，it does.
B.Yes，it is.
C.No，it isn't.
（2）Is your bedroom dark or bright good for sleep？
A.Bright.
B.Neither.
C.Dark.
（3）What shouldn't you drink before going to bed？
A.Water.
B.Coffee.
C.Milk.
（4）What kind of movie had you better not watch？
A.Scary films.
B.Cartoons.
C.Comedies.