Unit 1 Friendship短语：be good to 对.友好 add up 合计 another time 改时间 get sth done 使被做calm down 镇定下来 have got to 不得不 be concerned about 关心；挂念walk the dog 遛狗 make a list of 列出 share sth with sb 和某人分享某物go through 经历；仔细检查 hide away 躲藏；隐藏 set down 放下；记下a series of 一系列；一套 be crazy about 对着迷 on purpose 故意in order to/ so as to 为了 face to face 面对面地 according to 按照；根据所说get along with 与相处 pack up 收拾，打理行装have trouble with sb/sth 同某人闹意见；做有困难 fall in love
