2．我的成功归功于同事们的帮助。

　　My success is________________the assistance of my fellow workers.(due)

　　3．这项研究可能会让人们清楚互联网发展的前景。

　　The study may________the future development of the Internet.(light)

　　4．这个机器是用来刷墙的。

　　This machine______________paint the wall.(use)

　　5．很多大公司是从小的家族企业发展起来的。

　　Many big companies have _________small family businesses.(grow)

　　答案

　　1．According to　2.due to　3.throw light on　4.is used to

　　5．grown out of

Ⅲ.阅读理解

　　A

Getting less sleep has become a bad habit for most American kids. According to a new survey (调查) by the National Sleep Foundation, 51% of kids aged 10 to l8 go to bed at 10 p．m. or later on school nights, even though they have to get up early. Last year the Foundation reported that nearly 60% of 7－to 12－year－olds said they felt tired during the day, and 15% said they had fallen asleep at school.