题目

Fast food and too much TV time shouldn’t take all the blame for（对…承担责任） the weight problems. A group of researchers say that a number of aspects（方面） of modern living---- from lack of sleep to environmental chemicals and to living with air conditioning(空调) ----may be closely related to the weight problems of many people.   Lack of sleep is one factor（因素）. Research in animals and humans suggests that a lack of sleep over a long period of time can increase appetite（食欲）. Studies also show that many adults and children are sleeping less than they 读拼音，写词语。guān cháo　hào chēng　lǒng zhào　fèi téng　huī fù　yī jiù　bó wù　áng shǒu　shí yán　héng guàn____________________________________________________________________________________