英语;动词变职业,什么时候加er,什么时候加or,有什么规律?

如题所述

没有规律的~
要靠自己平时积累
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第1个回答  2011-05-23
work worker
teach teacher
write writer
read reader
murder murderer(n.杀人犯, 凶手)
report reporter
clean-cleaner;
wait-waiter;
speak-speaker
play-player;
read-reader;
farm-farmer
sing-singer;
run--runner
win--winner
write-writer