- 问题详情:ThefirstMlchoirrehearsal(*排)oftheschoolyeartookplaceintheschoolhall.Allthestudentsjoinedtogethertosing.Iwatchedasmyeldersisterandhergradecameinandtooktheirplacesnexttousonthestage.Meanwhile,Icouldhearlaughing.Somestudentswerepointingatagirls...
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