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“already”经常同现在完成时连用,不过人们往往以偏概全。书上虽然说:“already”经常同现在完成时连用,可是,有的人却把这句话误理解为:“already”只能同现在完成时连用。现在完成时的标志是have done,所以动词应该变为过去分词形式。
不规则动词过去分词表
(1)AAA型(动词原形、过去式、过去分词同形)
cost(花费) cost cost
cut(割) cut cut
hit(打) hit hit
hurt 伤害) hurt hurt
let(让) let let
put(放) put put
read (读) read read
(2) AAB型(动词原形与过去式同形)
beat(跳动) beat beaten
(3) ABA型(动词原形与过去分词同形)
become(变成) became become
come(来) came come
run(跑) ran run
(4) ABB型(过去式与过去分词同形)
dig(挖) dug dug
get(得到) got got
hang(吊死) hanged hanged
hang(悬挂) hung hung
hold(抓住) held held
shine(照耀) shone shone
sit(坐) sat sat
win (赢) won won
meet(遇见) met met
keep (保持) kept kept
sleep(睡) slept slept
sweep(扫) swept swept
feel(感觉) felt felt
smell(闻) smelt smelt
leave(离开) left left
build(建设) built built
lend(借出) lent lent
send (传送) sent sent
spend(花费) spent spent
lose (丢失) lost lost
burn (燃烧) burnt burnt
learn(学习) learnt learnt
mean(意思是) meant meant
catch(抓住) caught caught
teach(教) taught taught
bring(带来) brought brought
fight (战斗) fought fought
buy(买) bought bought
think(想) thought thought
hear (听见) heard heard
sell(卖) sold sold
tell(告诉) told told
say(说) said said
find(找到) found found
have/has(有) had had
make(制造) made made
stand(站) stood stood
understand明白understood understood
(5) ABC型(动词原形、过去式与过去分词三者不同形)
begin(开始) began begun
drink(喝) drank drunk
ring(铃响) rang rung
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