(单选题)

What do Dr Chris Idzikowski’s words mean in the last paragraph?

A.Most teenagers know sleep will influence their feelings during the day.

B.Teenagers are surprised by the fact that enough sleep makes them better.

C.Teenagers need to develop good habits to get a better quality of sleep.

D.Parents need to force their children to abandon their phone for good health.

参考答案：C

参考解析：

推理判断题。根据最后一段可知，青少年需要意识到自己睡眠不足的问题，所以应该是希望青少年能养成良好的习惯，来获得良好的睡眠质量。故选C。

知识点：阅读理解四选一英语专业基础知识阅读理解教师招聘-小学英语