七年级上英语Unit 1词汇讲解Page 21. relativen.亲戚 eg. relatives in Beijing 北京的亲戚 Bill is a relative of mine relationship n. 关系，人际关系 friendship n. 友谊eg. She has a good relationship with her students 2. plan a trip to sp 计划一次去某地的旅行 3 get a letter from = receive a letter from = hear from收到某人的一封信4. invitev.邀请invitation n.请柬 invite sb. to do sth 邀请某人做某事 invite sb to ones party 邀请某人参加聚会5. stay with sb 与某人同住，与某人一起过6. in August (在月份，年份，季节等时间前用介词in)如：in 2008, in autumn
