Unit 5 Good manners知识点整理必记单词:politely 礼貌地 litter(丢)垃圾 run 流动 pick采摘 turn轮流 close 亲密的 aviod避免 subject 话题 loudly 大声地 public 公共的 explain解释 warn 警告 risk冒险 practice 练习,实践 indeed真正地 短语:cut in (on sb/sth)打断谈话,插嘴 shake ones hand =shake hands with sb与某人握手 in public 公开地 be open to the public对公众开放 push in 插队,加塞 in ones /the way 挡路 as well (as)也 by accident 偶然,意外地 keep sb from sth使免受,保护 soon after 不久以后 keep sth in mind 将。记在心中 above all 首先,首要的是 No littering/parking 禁止扔垃圾/