on the age of the person and the conditions in which sleep takes place. The young may need more sleep than the old, but usually eight hours are enough for the health of grown-ups. Some can do with less than this amount, but others may need more. Every person knows his own need. It...
The amount of sleep needed depends on the age of the person and the conditions in which sleep 1 . The young may need more sleep than the old, but 2 eight hours are enough for the 3 of grownups. Some can 4 with less than this amount (量) but 5 may need more. Every person knows...
Enough sleep is important to health. The amount of sleep needed depends on the age of the person and the conditions in which sleep takes place. The young may need more sleep than the old, but usually eight hours are enough for the health of grown-ups. Some can do with less than th...
Enough sleep is important to health. The amount of sleep needed depends on the age of the person and the conditions in which sleep takes place. The young may need more sleep than the old but usually eight hours are enough for the health of grown-ups. Some can do with less than this ...
Enough sleep is important to health. The amount of sleep needed depends on the age of the person and the conditions in which sleep takes place. The young may need more sleep than the old, but usually eight hours are enough for the health of grown-ups. Some can do with less than this...
sleep isimportant to health. The amount of sleep needed depends on the age of theperson and the conditions in which sleep___ 1___ .The young may need more sleep than the old, but __ 2__ eighthours are enough for the __ 3__ ofgrown...
The amount of sleep needed depends on the age of the person and the conditions in which sleep takes place. The young may need more sleep than the old, but usually eight hours are enough for the health of grown-ups. Some can do with less than this amount, but others may need more. ...
阅读理解 Enough sleep is important to health.The amount o f sleep needed depends on the age of the person and the conditions in which sleep takes place.The young may need more sleep than the old, but usually eight hours are enough for the health of gr
Enough sleep is important to health. The amount of sleep needed depends on the age of the person and the conditions in which sleep takes place. The young may need more sleep than the old, but usually eight hours are enough for the health of grown-ups. Some can do with less than this...
aEnough sleep is import to health.The amount of sleep needed depends on the age of the person and the condition in which sleep takes place . The young may need more sleep than the old, but usually eight hours are enough for health of grown-ups. 足够的睡眠是进口到健康。睡眠需要的相当数...