题目内容：

    Teens have a busy morning schedule as they need to wake up and get moving very early in order to catch a bus and get to school by the required time.This means teens need to get their rest the night before or they will be too tired to learn anything at school.1.

When a teen falls asleep in class,two things happen: he/she misses what is being taught and he/she loses the respect for the teacher.He/She may also receive a consequence from the school,depending on the classroom discipline policy.2.

To prevent your teen from being sleepy in class,try these three tips:

*Set a time for "lights out" on school nights.This is never be any later than 10 p.m. and preferably 9 p.m.3.  Soft music can be on and used to help calm your teen.

*Help your teen develop a night-time routine that involves activities that slow them down for the end of the day. 4.Turning off the computer and disconnecting from friends and the excitement of the day an hour before bedtime will also help your teen relax.

*5.This will reinforce（增强）what it feels like to be rested and capable of accomplishing what he/she wants.

A.Taking a bath and reading are two activities that work well.

B.What's worse,they may even fall asleep in class.

C.All of these things affect your teen's academic success and can be avoided.

D."Lights out" means the computer,television,lights and cell phone should be off.

E.While your teen keeps his/her goals in line with your expectations,he/she may have his/her own goals.

F.Set a good example and show him/her your love for learning.

G.Point out the positives after your teen has had a good night's rest.