A、Most callers are girl students．
B、There are only a few callers every time．
C、The students’ phones show that many parents failed in properly handling their children’ s problems．
D、This special phone line has been in service for more than a year
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正确答案
试题解析
A项文章中提到有…And three-quarters of the callers were girls．C项在文章最后一句中提到，D项在第一句可推断出正确。只有B项未提。
