Why are you always tired,do you know?First,if we can't (1) well,we will be tired.But we are often too (2).We can't finish our homework in the day (3) we have to do it at night.We go to bed (4) and we get up early in the morning for school or work.Most people need at least eight (5) or some more.If we sleep for only five or six hours a night,we will be tired.Second,when we are ill,we will be tired.But we don't know we are ill.So if you are always tired

Why are you always tired,do you know?
First,if we can't (1) well,we will be tired.But we are often too (2).We can't finish our homework in the day (3) we have to do it at night.We go to bed (4) and we get up early in the morning for school or work.Most people need at least eight (5) or some more.If we sleep for only five or six hours a night,we will be tired.
Second,when we are ill,we will be tired.But we don't know we are ill.So if you are always tired,maybe you are not so (6).You'd better go to see a (7).
Third,maybe you eat (8) food,like hamburgers,meat,chocolate or coffee.If you are ill and tired after eating some food,please don't eat it again.But please eat more if you are well.
At last if the air around you isn't nice and clean,you will feel tired.So please (9) your windows often or go out for a walk and you will feel (10).
1:A.sleep B.study C.drink D.eat
2:A.busy B.free C.lazy D.angry
3:A.because B.if C.so D.although
4:A.early B.late C.quick D.quiet
5:A.days B.months C.hours D.minutes
6:A.ill B.nice C.good D.healthy
7:A.movie B.friend C.teacher D.doctor
8:A.too much B.too many C.much tooD.many too
9:A.turn B.open C.close D.keep
10:A.better B.best C.good D.well