英语动词中有那些加er变名词的

英语动词中有那些加er变名词的
嗯

动词变名词小结
1.在词尾加er,r ,双写加er 或or:
A.play _ player,sing _ singer,wait _ waiter ,find _ finder,
thrill _ thriller
B.write _ writer,drive _ driver,come _ comer,explore _ explorer
dance _ dancer
C.run _ runner,win _ winner,rob _ robber,traval _ travaller
D.visit _ visitor,invent _ inventor
2.在词尾加ing:
build _ building,draw _ drawing,end _ ending,begin _ beginning,
swim _ swimming,skate _ skating,feel _ feeling,say _ saying,
mean _ meaning,cross _ crossing,surf _ surfing,paint _ painting
3.在词尾加ion 或去e加ion:
A.decide _ decision,describe _ description,produce _ production,
celebrate _ celebration,pronounce _ pronunciation,decorate _ decoration
graduate _ graduation,frustrate - frustration,pollute _ pollution
contribute _ contribution,congratulate _ congratulation,
educate _ education,organize _ orgnization,donate _ donation,
appreciate _ appreciation,operate _ operation,invite _ invitation
B.discuss _ discussion,invent _ invention,attract _ attraction
impress _ impression,inject _ injection,instruct _ instruction
4.其它：
know _ knowledge,please _ pleasure,enjoy _ enjoyment,
practise _ practice,die _ death,succeed _ success,weigh _ weight,
sit _ deat,change _ chance,enter _ entrance,fly _ flight,
rob _ robbery,discover _ discovery,faile _ failure,appear _ appearance,
breathe _ breath