Enough sleep is important to health. The amount ofsleep l depends on the age of the person and the conditionsin which sleep takes place. The young may need more sleepthan the old, but 2 eight hours are enough for the health ofgrown-ups. Some can do with less than this amount but 3may need more. Every person knows his own need. It is thena matter ofhow to satisfy it. Sleep should be always enoughto make one relaxed and ready for 4 work.Fresh air is 5 to sound sleep. It is not without reasc i forsome people to insist that it is practical to sleep in th : oprair 6 a person can keep himself warm, out of door sle pirgprobably gives the body a most complete relaxation.Ability to sleep is largely a habit. The conditions referredto only lead to sleep. Out-of-door 7, a good habit ofregulardrinking and the avoidance oflate eating and 8 are allhelpful to sound sleep. Such factors are largely within thecontrol of any person. A bath at 9, neither hot nor cold but ofbody temperature, may be helpful to sleep. Sleeping pillsshould never be taken except when suggested by 10.
1.D.wanted1.A. wished B.expected C. needed
2. A. seldom B. sometimes C. always D.generally
3.A. children B.women C.man D.few
4.A. hard B. his own C.a day.s D. good
5. A. necessary B. able C. no good D. best
6.A.As B.where C.Unless D.when
7. A. walks B.exercises C.trips D.housework
8. A. worry B. fear C.carelessness D.hard work
9. A. any time B.bed time C. midnight D.lunch time
10. A. the sleeper B. a doctor C.a child D. parents
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