瞄准镜怎么样归零:急求!!??

来源:百度文库 编辑:高考问答 时间:2024/05/01 03:17:41
work-worker paint-painter teach-teacher sing-singer drive-driver dance-dancer run-runner write-writer
swim-swimmer ride-rider read-reader play-player
谁能按照这样的例子再写4个????并写出变化规律!!!!

read-reader
speak-speaker
farm-farmer
dive-diver

动词后面加er表示从事动作的人
e结尾的动词后面加r就可,如dive,dance等
其他加er