【正确答案】Dear Lara, How are you? Sorry to trouble you, but I really need a copy of Withering Heights by Emily Bronte. My English literature teacher asked us to write a report after reading this great novel but I can not find it anywhere in my town. Would you please buy me one and mail it to me. I would appreciate your help! Li Min

【答案解析】1.电子邮件形式和句子长度不要太单调，有时短句和长句相夹显得灵活。2.亲切、口语化的语言更加受欢迎。使用被动结构，会显得疏远冷漠。3.电子邮件应写得简单明了，便于阅读，太长的内容可以用附件的方式发出。