求英语作文 假如你是李华,作为一名交换生在美国进行了一个月的学习,在此期间,你和房东Mrs.White结下了深厚的友谊,按下列要求发一封邮件表示感谢Seeking English composition if you were Li hua, as an exchange student in the United States to study for a month, during which you and the landlord Mrs.White forged a profound friendship, according to the following requirements send an email thank you1,生活上的照顾 2,学习上的帮助 3,希望保持联系 4,邀请来中国 100字1 life and taking care of 2 students help 3, hoping to keep in touch 4, visiting China at the invitation of 100 characters