Everyone needs to sleep. This is a fact of life that everyone has to deal with and        that they get plenty of it. Your body needs time to get back the energy that you         during the whole day. This usually happens when you are sleeping. Your body is building your energy again to         you to work.
If you don’t get enough sleep, your body will have a(n)      time fighting against illnesses. You have to give your body enough time to rest or you will get       . Have you ever        that when you are very tired, you have         thinking or dealing with problems? This is because not only your         but your mind is tired. So sleep is        to your mind, too.
By getting enough sleep, you will be able to        your body and mind, feeling relaxed and energetic. So sleep as much as you can, and let your body and mind rest.

A．talk with B．make sure C．make up D．use up

A．caught B．saved C．used D．bought

A．ask B．stop C．make D．help

A．shocked B．unhappy C．hard D．free

A．rich B．busy C．angry D．ill

A．watched B．replied C．noticed D．created

A．trouble B．records C．matters D．things

A．body B．feeling C．sleep D．energy

A．final B．enough C．important D．difficult

A．wake up B．take up C．live up D．leave off