题干
假定你是李华，你的外教Ms Jenkins约你本周六上午教她制作中国（Chinese knot），但你因故无法前往，你的朋友韩梅梅将代你去，请写一封电子邮件给Ms Jenkins，说明相关情况。
注意：1.词数100左右；2.可以适当增加细节，以使行文连贯。
Dear Ms Jenkins,
Yours,
Li Hua
答案(点此获取答案解析）
Dear Ms Jenkins,
I would like to offer my apology for not being able to teach you to make Chinese knots this Saturday.
The reason is that I have got a cold, and the doctor suggests that I should lie in bed for one week or so. But don't worry. I'
