说明:
第一句话:指以t结尾的词直接加ions例如: collect→collection, elect→election,invent→invention。第二句话:指以te结尾的词要先去掉e,再加ion。例如: educate→education, congratu-late→congratulation, liberate→liberation.第三、四两句:指有些词要加-ation[eifon],若遇有不发音的e结尾,先去掉e、添上a;再加-tion。如: examine →examination,infor→infomation。注意有例外词:
attend→attention
explain→explanation
introduce→introduction
pronounce→pronunciation satisfy→satisfaction
produce→production
propose→proposition
Exercise :
把下列动词变为名词。
1. fasinate 2. act 3. exhibit 4. calculate
5. graduate 6. compute 8. examine
9. pronounce 10. prevent
Key :
1. fasination 2. actiong 3. exhibition
4. calculation 5.graduation 6.computation
7.situation 8.examination 9.pronunciation
10.prevention
,