11．
Hang Suning，16，and her classmates have something special to do every week．They collect plastic bottles around the school yard during the break and sell them after school．
Do the students do it to make pocket money？No，the money doesn't go to their pockets，but to their class．These students from the Second High School
Attached to Beijing Normal University take part in a resource （资源） recycling activity．It helps
students learn to save resources by themselves．
The school gives a bucket（桶） to each class．Students can collect and exchange three plastic bottles for one notebook or sell the bottles for eight fen each for their classes．
Lin Lixin，16，enjoys this activity．The bucket in her classroom gets filled every two weeks．She
and her classmates even bring plastic bottles from home．"I seldom buy notebooks now，"Lin said．"And we have raised enough money for a class party．"
The school's Green Action Team buys bottles from students and sells them to a waste materials collection store outside the school．
Li Shen set up the team when he saw something that upset him．"Plastic bottles used to be thrown in the corners of the classrooms．It was easy for the germs（细菌） to grow，"said the
16yearold．"Recycling was a must．"
With the school's help，his team has recycled over 20，000plastic bottles since the beginning of 2009，and raised about 1，000yuan for classes．
The school has been organizing activities to save resources for years．Similar activities include recycling used books and doing community service，according to Chen Ying，one of the teachers in the school．
81．Which of the following is true？C．
A．Hang Suning is a high school boy．
B．Hang Suning has sixteen classmates．
C．Hang Suning is sixteen years old．
D．Hang Suning cleans the school yard every day．
82．Why do the students collect plastic bottles？D
A．They want to have more pocket money．
B．They need the bottles to hold drinking water．
C．They will give away the bottles to poor people．
D．They are taking part in a resource recycling activity．
83．If the students want to raise fifty yuan for a class party，they will have to collect at leastBplastic bottles．
A.500
B.625
C.765
D.1000
84．The Green Action Team was first started byC．
A．Hang Suning
B．Lin Lixin
C．Li Shen
D．Chen Ying
85．What can we learn from this article？A
A．We should do something to save resources．
B．Teenagers should make money by themselves．
C．Teenagers should stop using plastic bottles．
D．We shouldn't throw litter in the school yard．
