求一道英语改错题答案Dear Miss Zhang,Your letter comes to us from the U

求一道英语改错题答案
Dear Miss Zhang,Your letter comes to us from the USA only 1．________ yesterday.We read it with a great pleasure.I'm writing 2．________ to you not only for myself but for the whole class.3．________ As you know it.I'm monitor of the class.4．________ I'd like,first of all,express our thanks to you 5．________ for your teaching.For the last 2 years,we have learning 6．________ a lot from you.Thank to your help,we've made great 7．________ progresses in our English study.We are determined 8．________ to do still well in the future.We hope to hear from 9．________ you as often as possibly.Good luck to you.10．________