英语单词前缀re和un有哪些?后缀er和ful呢?

问题描述:

英语单词前缀re和un有哪些?后缀er和ful呢?

repeat recite reuse
unpleasant uncomfortable
teacher singer
wonderful grateful colorful
注:understand不是un前缀单词

redo restart require recommend refresh return …… 有数千个
unnecessary unhappy unhealthy …… 有数百个
teacher butcher maker hunter …… 有数千个
grateful beautiful fruitful …… 有数百个

return restart recommend require refresh 我不知道relax是不是
unhealthy understand unhappy untidy
teacher butcher maker cooker footballer
grateful beautiful careful

看英汉词典,很多的
er后缀多表示人,比如worker,singer,writer,enginner,defender....
ful后缀多为形容词,像beautiful,careful,powerful...
re前缀表“再”,像renew,refresh,replace,return,restore..
un表否定,unforgetable,unpleasant,uneasy,unhappy..

unfinished(未完成的) undoubted(无疑的) unemployment(失业) unabashed(不害羞的) unable(不能的) unaccessible(难亲近的) unaccountable(不能说明的) unadjusted(未调整的) unaffiliated(非附属...