What are they doing? dropping litter smoking talking loudly on the mobile phone spitting talking and laughing loudly smoke V. 抽烟 spit V. 吐痰 Bad Behaviors( 行为) drop V. 扔, 丢 litter N. 垃圾 【最新】八年级英语Unit7 What are they doing Period 5 课件 人 教新目标版 课件 Two young men are talking loudly on the bus, while a man is talking loudly on the mobile phone. A man is spitting and another is smoking. Whats worse, a girl is dropping litter. I think it is impolite to do these things. Which sentence can tell what the par