[解析]
Dear Mr.Hall,
I'm writing to invite you to come to my home to celebrate the Spring Festival on January 19.(高分句型一)It's traditionally a time for family reunion,so my parents and my brother will all be there.We'll make dumplings together and have a big dinner.We'll also play card games and watch the Spring Festival Gala on TV.You may even get a gift from my parents.If you're able to come,I'll go and pick you up at your place.(高分句型二)
Yours sincerely,
Li Hua