I don't think thereis anything wrong with your blood.______(46).If you don't sleep for hoursduring the early part of the evening,you would be more ready to sleep at

bedtime.If youdidn't nap after dinner,you would not want to stay up so late,and you would notfeel the need to take a sleeping pill.______(47).This helps account for thefact

that you feel tiredall day.You should get out of the habit of sleeping during the evening. Rightafter your evening meal,engage in some sort of physical activity一a sport such

asbowling,perhaps.______(48).Then go to bed at your usual time or a littleearlier,and you should be able to get a good night's rest without taking apill.

If you can get intothe habit of spending your evenings this way,I am sure you will feel less tiredduring the day.______(49).If so,get up and watch television or do some jobs

around your houseuntil you feel sleepy.If you fall asleep and then wake up a few hours later,getup but do not take a sleeping pill.Read a while or listen to the radio,and make

yourself a fewhours' sleep that night.You will feel better in the morning than you usuallyfeel after taking a pill.______ (50).

The most importantthing is to avoid taking that nap right after dinner and avoid taking pills.________（48）

A.The key to yourproblem is that long nap after dinner

B.Or get togetherwith friends for an evening of cards and conversation

C.At first it may behard for you to go to sleep without taking a pill

D.The next night youwill be ready to sleep at an earlier hour

E.Having difficultysleeping is a common problem shared by many people