DearMr.Li,
I'msorrytotellyouthatI'mnotfeelingwelltoday.I'vehadaheadacheandacough.Ididn'tsleepwelllastnight.Iwenttoseethedoctorthismorning.ThedoctortoldmeIhadcaughtacold,andIshouldstayinbedfortwodays.SoI'mafraidIcan'tgotoschooltodayandtomorrow.IhopeI'llbeallrightandgobacktoschoolthedayaftertomorrow.
Thankyou.
xxx