B
It is important for each child to get enough sleep every day．Here．we'll learn more about that．
It usually depends on their age．Newborns (新生儿)of 0 to 3 months should sleep for about 18 hours a day．Babies of 4 to 11 months should start to sleep through the night，for 9 to 12 hours at a time．Children of 3 to 5 years should get 11 to 13 hours a day．Children of 6 to 13 need 9 to 11 hours of sleep．Teenagers of 14 and up need 8 to 10 hours of sleep．
Set a strict nap timetable(小睡时间表)．Younger children should take a short sleep during the day．Even older children can benefit(得益于)from late—afternoon naps if they don't get enough steep at night．
Pay attention to(注意)screen time．Remember to ask children to tum off the television and the computer an hour before they go to bed．If possible，get them out of their bedrooms since the light(光)from the screens can make sleep a difficult job．
Get children movin9．Running around and playing sports are great, but children can move in other ways．too．They can take a dog for a walk or go to the park—just get them out of the house and get them moving．
A．Exercise during the day can help children sleep better at night． B．How much sleep does a child need? C．What can parents do? D．Ask children to finish their homework before they go to bed． E．Children of 1 to 2 years need about 11 to 14 hours a day． F．But keep them short一30 minutes at most． |
