Did you sleep well last night?Maybe people will answer.No.in fact,in the world about one in three people don’t have good sleep.(1) ______you say you do not have good sleep,it means waking early and not getting back to sleep,often interrupted short period of sleep,or hours of wakefulness.You (2) ______get tired,worried,and anxious.Your memory and ability to remember things will be affected.

Then what should you do when you have the trouble？Do not worry about it too much.First,let’s see whether you can sleep yourself.The ways are as follows:

First (3) ______that you bedroom isn’t too cold or too hot.Keep it dark and quiet.

Second,check your lifestyle:

Do not drink tea,coffee,cola or chocolate four hours before going to bed.Drink less liquid so that you can have no or less visits to the toilet.

Set your body clock well by getting up and going to bed at the fixed time every day.You (4) ______take and daytime naps.

Develop a relaxing bedtime habit.Read or listen to music,then take a warm bath.If you really can not sleep,try some bread,rice or milk.They will help you fast asleep.

Go for a daily walk.Natural light helps you to put your body clock into correct habit,(5) ______do exercise outdoor if you can.

Forget the worries of the day,write down any worries,thoughts or questions before you go to bed.With these written down,you will have less to think about and your sleep will become easier.

A.make sure

B.may

C.if

D.had better not

E.so
_______