作者应在平时练习中加强复杂句的练习;文中单词拼写做的不错,另外再增加词汇量积累就更好了;语言不流畅。
Dear Mary, Thanks for your invitation. I'd love to go to your birthday party, but I can't,because I'm too busy. I have too many things to do.I have to go to visit my teacher becouse it is teachers' day.And I need go to supermarket to buy some vegetables and fruit.I even need to have a dancing class. Thanks for asking. Happy birthday to you! I hope you have a good time! Yours