英文单词转换形式

Question

例:do-doing write- come- sit- 例:sing-singer clean- report- dance- 例:left-right south- east- go-

Answer 1

例:do-doing write-writing come-coming sit- sitting
例:sing-singer clean- cleaner report- reporter dance-dancer
例:left-right south- north east-west go-come
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Answer 2

1，write-writing ；come -coming ；sit-sitting 2，clean -cleaner ；report -reporter ；dance -dancer 3，south -north ；east -west ；go -come