Choose the best answer:
Why is it that many teenagers have the energy to play computer games until late at night but can't find the energy to get out of bed (1) _____ time for school? According to a new report, today’s generation of children are in danger of getting so (2) _____  sleep that they are putting their mental and physical health at (3) ________. Adults can easily survive on seven to eight hours' sleep a night, (4)_____ teenagers require nine or ten hours. According to medical experts, one in five youngsters (5) ______ by on between two and five hours/ sleep a night, less than their parents did at their age

Suy nghĩ và trả lời câu hỏi trước khi xem đáp án

ATNETWORK
ADMICRO
YOMEDIA
ZUNIA9