work teach drive run swim read paint sing dance write ride play 这些词都可以加er或双写+er.请你再举
问题描述：
work teach drive run swim read paint sing dance write ride play 这些词都可以加er或双写+er.请你再举
答
worker teacher driver reader painter singer dancer writer rider player
runner swimmer
还有 shopper drinker eater.lighter.pointer...