1.invent 名詞:invention,人物:inventor,形容詞:inventive,副詞:inventivly
2.use 名詞:usage,人物:user,形容詞:useful / useless,副詞:usefully / uselessly
3.operate 名詞:operation,人物:operator,形容詞:operative / operational,副詞: operativly
4.dream 名詞:dreamland / dreaminess,人物:dreamer,形容詞:dreamy / dreamless,副詞: ~ly
5.live 名詞:life,人物:liver,形容詞:living /lively,副詞: livelily
6.play 名詞:life,人物:liver,形容詞:living /lively,副詞: livelily
learn learning學(xué)問 learner learned博學(xué)的 learnedly
write writing writer written ~ly
dress dressing dresserdressed / dressy ~ly
run running runner runny / running ~ly
clean cleaning cleaner clean ~ly
please pleasure -- pleasant / pleasing ~ly