Language Study Word studyWord study The prefixes, in-, im-, non- and un- ， all change the meaning of a word to its opposite. For example: in + formal = informal (meaning “no+formal”) im +polite = impolite (meaning “no+polite, rude”) im +polite = impolite (meaning “no+polite, rude”) Whi...

时间:2024-11-20 19:17栏目:中学教育