A. 原形与过去式和过去分词完全相同.
cost----cost----cost cut----cut----cut put----put----put
let----let----let set----set----set hit----hit----hit
shut----shut----shut hurt---hurt----hurt read---read----read 读音 /e/
lie---lied---lied 说谎 lay---laid---laid 放置,下蛋
lay--- lain 躺下,位于,平放
B. 过去式与过去分词完全相同
1. 过去式和过去分词中含有ought, aught, 读音是〔 :t〕
bright----brought----brought think----thought----thought buy----bought----bought
catch----caught----caught teach ---- taught ----taught
2. 动词原形中的e为o,变成过去式和过去分词。
get----got----got sell----sold----sold tell----told----told
3. 动词原形中i为a, … sit----sat----sat spit----spat----spat
4. 动词原形中i为o, … win----won----won shine----shone/ shined----shone / shined
5. 动词原形中an为oo, … stand----stood---stood understand----understood----understood
6. 动词原形中的ay为ai,… say----said----said pay----paid----paid
7. a)动词原形中的d为t,… send----sent----sent lend----lent----lent
spend----spent----spent build----built----built
b ) 动词原形最后一个字母改为t , … smell----smelt----smelt lose----lost----lost
c ) 动词原形后加一个字母t, … learn----learnt----learnt mean----meant----meant 读/e/
d ) 动词原形中的ee去掉一个字母e, 然后在词尾加t. 字母e发音/e/
feel----felt----felt sleep----slept----slept sweep---swept----swept
keep---- kept----- kept
其它meet----met----met have----had----had hold----held----held
make----made----made dig----dug----dug hear----heard----heard
find----found----found hang----hung ----hung
C.原型与过去分词相同
come----came----come run----ran----run become----became----become
D. 原形,过去式, 和 过去分词完全不同
1. 把动词原形中i改为a变成过去式,改成u变成过去分词.
begin ---- began -----begun drink---drank----drunk ring----rang-----rung
swim----swam----swum sing----sang----sung
2. 把动词原形中o改为e变成过去式,在原形词尾加n变成过去分词.
blow----blew----blown grow----grew----grown know---knew---known
throw ---- threw ---- thrown fly ----flew /flu:/ ----flown ( 和以上相似)
3. 以下动词的过去分词都以en结尾,故把它们分为一类.
a ) 把动词原形中i改为o变成过去式,在词尾加n变成过去分词.
drive----drove----driven rise---rose---risen write---wrote---written (双写t )
ride----rode----ridden (双写d )
b ) 把动词原形中ea改为o, 在词尾加e变成过去式,在过去式后加n变成过去分词.
speak----spoke----spoken steal----stole----stolen break----broke----broken
c ) 把动词原形中的个别字母或字母组合改为o变成过去式, 在过去式后加n变成过去词.
wake----woke----woken freeze----froze----frozen
choose----chose----chosen forget----forgot----forgotten (双写t,加en )
d) 其它过去分词以en结尾的动词
eat----ate----eaten beat---- beat ---- beaten fall----fell----fallen
give----gave----given see----saw----seen take----took----taken
mistake---- mistook----- mistaken hide----hid----hidden (双写d )
E. 没有过去分词的动词
can ----- could - may---- might - shall---- should- will ---- would -
其它
am, is ---- was----- been are-----were----- been do-----did----- done
draw-----drew----- drawn/ :/ go-----went----- gone show----showed----shown
wear--- wore ---- worn