DearMissGao,
I'msorryIcan'tgotoschooltoday.Ihelpedthefarmerspickappleswithmyclassmatesonthefarmyesterday.Unluckily,Ifellofftheladderandhurtmyleg,butIwasn''''tbadlyhurt.Thedoctoraskedmetostayinbedandhaveagoodrest.SoIaskforleavefortwodays.
Yourstudent
WangLi