动词后加-ing的规则

动词后加－ing 得规则1.英语动词加 ing,通常就是在原形词尾直接加 ing 构成:cough—coughing,climb—climbing,stand—standing,fight—fighting2.以 e 结尾得动词(1)假如动词原形以一辅音加一不发音得 e 结尾,一般应去掉 e 再加 ing:write—writing,hope—hoping,care—caring,stare—staring,plane—planing,have—having,save—saving, produce—producing, breathe—breathing(2)以 ie 结尾得动词应先将 e 去掉,将 i 变成 y 然后再加 ing:die—dying,tie—tying,vie—vying,lie—lying(3)以 ee,－oe,－ye 结尾得动词加 ing 时应保留词尾 e:see—seeing,flee—fleeing,free—freeing,agree—agreeing,hoe—hoeing, dye—dyeing,eye—eyeing(4)以 ue 结尾得动词大多应先去 e 再加 ing:sue—suing,imbue—imbuing,construe—construing,pursue—pursuing,rue—ruing有时,词尾 e 可去掉也可保留:glue—gluing 或 glueing,cue—cuing 或 cueing, blue—blueing 或 bluing,true—truing 或 trueing,clue—clueing 或 cluing3.以一元音加一辅音结尾得动词(1)假如动词最后一音节为重读闭音节,最后一个字母需要重复:run—running, stop—stopping, hop—hopping, plan—planning,star—starring, control—controlling 但辅音 x 就是个例外,无需重复(x 其实起着两个辅音得作用):tax—taxing,relax—relaxing(2)假如动词最后一个音节为次重读音节,最后一个字母有时也重复:kidnap—kidnapping 或 kidnaping,program—programming 或programing(3)假如动词最后一个音节为非重读音节,最后一个字母大多无需重复:open—opening,offer—offering,audit—auditing 但在有些动词中,重复或不重复均可:worship—worshiping 或 worshipping,focus—focusing 或 focussing,cancel—canceling 或 cancelling,travel—traveling或 travelling以非重读得 el 结尾得动词加 ing 时,英国英语习惯于重复词尾l,而美国英语则习惯于不重复 1。4.若动词以一元音加一半元音(y 或 w)结尾,可直接加 ing:pay—paying, throw—throwing,follow—following, draw—drawing, employ—employing5.以 ic 结尾得动词应先在字母 c 后加一字母 k 再加 ing:frolic—frolicking,panic—panicking,mimic—mimicking,picnic—picnicking,traffic—trafficking这主要就是为在动词后加 ing 之后保留/k/这个音...