關(guān)于英語詞性的轉(zhuǎn)換,
詞性轉(zhuǎn)換類型有：(1)v.-n.動詞轉(zhuǎn)化為名詞,post-postage mail-mail weigh-weight advise-advice (2)v.-n.-a.動詞轉(zhuǎn)化成名詞-形容詞 act-actor / actress-active change-change-changeable (3) v.-a.-ad.-n.動詞轉(zhuǎn)化成形容詞,副詞,名詞 fill-full need-necessary-necessarily interest(v./ n.) interested /interesting (4)n.a.n.a.名詞轉(zhuǎn)化為形容詞 person personal ( 個人的; 私人的 ) fun funny (5)n.pl.n.pl.名詞轉(zhuǎn)化為名詞復(fù)數(shù) gentleman gentlemen human humans （6)a.ad.a.ad.形容詞轉(zhuǎn)化為副詞 possible possibly probable probably （同是轉(zhuǎn)為同一詞性,為什么后面轉(zhuǎn)的是不同的,有什么規(guī)律?應(yīng)什么時候加什么）