12．The weekend is usually a time of rest．But today's Chinese teenagers can't rest during the weekends．According to a survey（調(diào)查），24% of the Junior students in Beijing have classes at the weekend．Over 40% of the Junior 3students have less than eight hours of sleep each night．
Ji Ping，a Junior student in Guangzhou，has to get up at 6：30a．m．on Saturday．Then she has a whole day of classes．On Sunday she gets to extra（額外的） classes for Maths and English．But she doesn't complain（抱怨）．She says that all her classmates work hard on Sunday．
Liu Yang is from Dalian．As a Junior 2student，his weekends are less busy．But he always spends Saturday in school．On Sunday，after finishing homework，he plays basketball．He feels happy because he still has time to do the things he likes．
A few students are lucky．Yang Qing，a Junior 3student from Zibo，Shangdong，is one of them．At weekends，she usually gets up at 8：00．Then she spends some time doing homework．After that she is free to do what she likes．"Don't push（逼迫） yourself too much．Learning well at school is easy，"she said．And she is a top student in her class．
83．How many hours do 40% of the Junior 3students in Beijing sleep each night？C
A．Less than 6hours．
B．Less than 7hours．
C．Less than 8hours．
D．More than 8hours．
84．Why does Ji Ping get up early on Saturdays？B
A．Because she doesn't sleep well．
B．Because she has a whole day of classes．
C．Because she has to play computer games．
D．Because her parents ask her to do so．
85．What does Liu Yang do after finishing homework on Sunday？A
A．He plays basketball．
B．He plays football．
C．He reads books．
D．He does housework．
86．Which of the following in NOT true？C
A.24% of the Junior students Beijing have classes at weekends．
B．Ji Ping gets up at 6：30a．m．on Saturdays．
C．Liu Yang feels sorry about his busy weekend．
D．Yang Qing has enough time for her hobbies at weekends．
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