英语作文：假如你是李明,要给美国朋友jim写封信告诉他你和他原计划元旦一起去北京的旅行将取消,因奶奶车祸脚受伤,要在家里照顾奶奶,希望将计划延迟至春节

Dear Jim,On the last letter,we said we wouldtake a tour to BeiJing during the New Year"s Day.But nowmy grandma has a car accidentandher footis badly injured.I have to stay athome...