求人帮写篇英语作文,假如你是李华你的美国笔友来信说期末考试快来了,她很焦急,请你给她写封信.

Dear Cathy,
I am happy to receive your letter.Dont worry about your final exam.You are the best.If you meet some troubles ,you'd better ask your teachers,I think they are happy to help you.Please be confident ,you are always good at English and other subjects.As long as you care about your diet and have a good rest ,you will get good marks.Come on!
Best wishes to you!
Yours,
Lihua