355 辅音字母的双写

 

A 只有一个元音字母并以单一个辅音字母结尾的单音节词,如果后面接以元音字母开头的后缀,则首先要双写该辅音字母,然后再加后缀:

hitinghitting

knited=knitted

runerrunner

但是:

keept keeping(两个元音字母)

helphelped(两个辅音字母)

lovelover(以元音字母结尾)

qu这时相当于一个辅音字母:

quitquitting

一个词如以wxy等辅音字母结尾,加后缀时不用双写该字母:

row+ed=rowed

boxing=boxing

B 含有两个或三个音节的词,如是以单一辅音字母结尾的,而该辅音字母前只有一个元音字母、重音又在最后一个音节时,加后缀时应双写该辅音字母。例如(重读音节用黑体字):acquited=acquitted

beginerbeginner

detereddeterred

recuring=recurring

但是:

murmuredmurmured

answer+er=answerer

orbitingorbiting

focused写成focusedfocussed均可,而biased可写成biasedbiassed

C handicapkidnapworship等词末尾的辅音字母也要双写:

handicap handicapped

worship worshipped

kidnapkidnapped

D 以字母l结尾的词,如果l前面是单独一个元音字母或两个单独发音的元音字母,加后缀时则要双写字母l

appal appalled

duel duellist

repelrepellent

cruelcruelly

model modelling

quarrel quarrelling

dial dialled

refuel refuelled

signal signalled

distil distiller