9．More and more middle school students in Beijing are getting shorter sleeping time．Most students sleep fewer than nine hours every night，because they have much homework to do． Some homework is given by school teachers，and some by parents．Also，some students don't know how to save time．They are not careful enough while doing their homework，so it takes them a lot of time．Some students have to get up early every morning on weekdays to get to school on time by bus or bike．It can be a long way from home to school． Schools and parents should cut down some of homework so that the children can enjoy not less than nine hours of sleep every night for their health． 61．Why are the middle school students in Beijing getting shorter sleeping time？BecauseB． A．they go to sleep too late B．they have too much homework to do C．they don't want to sleep too long D．they watch TV too late 62．Why does it take them a lot of time to do their homework？BecauseB． A．they want to save time B．they don't know how to save time C．they are careful enough D．the time is too short 63．Besides too much homework，what is the other reason for their shorter sleeping time？A A．They have to get up early to go to school on time B．They go to school too slowly C．They don't like go to school D．There are too few buses 64．Who should do something （采取措施） to let the school children sleep longer？D A．The government B．The school C．The parents D．The school and the parents 65．The best title of the passage isD． A．Do Less Homework B．Get Up Later C．We Don't Like School D．Let Them Sleep Longer．
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