来自郝迎吉的问题
ThereareonehundredandtwentystudentsinGrade5.senventyeightofthemwalktoschool.therestBybus.howmanychildrengotoschoolbybus
ThereareonehundredandtwentystudentsinGrade5.senventyeightofthemwalktoschool.therest
Bybus.howmanychildrengotoschoolbybus

