五種變化規(guī)則
動(dòng)詞的過去式和過去分詞的變化規(guī)則有五種,詳細(xì)如下:
1、一般在動(dòng)詞原形后加-ed。
例:look;looked;looked;call;called;called
注意:-ed在清輔音音素后 發(fā)音為[t],在濁輔音后發(fā)音為[d],在元音后發(fā)音也為[d],-ed在[t]、[d]后發(fā)音為[id] needed[ni:did].
2、以-e結(jié)尾的動(dòng)詞直接加-d。
例:move;moved;moved;phone;phoned;phoned
3、以輔音字母加y結(jié)尾的動(dòng)詞,變y為i,再加-ed。
例:study;studied;studied
4、以元音字母加y結(jié)尾的詞,直接加-ed。
例:play;played;played
5、末尾只有一個(gè)輔音字母的重讀閉音節(jié)詞,雙寫該輔音字母,再加-ed。
例:stop;stopped;stopped
常用過去分詞
be(am,is,are) (是)was,were been
begin(開始) began begun
drink(喝) drank drunk
ring(鈴響) rang rung
sing (唱) sang sung
swim(游泳) swam swum
blow(吹) blew blown
draw(畫) drew drawn
fly(飛) flew flown
grow(生長) grew grown
know(知道) knew known
throw(投擲) threw thrown
show(出示) showed shown
break(打破) broke broken
choose(選擇) chose chosen
forget(忘記) forgot forgotten (forgot)
speak(說,講) spoke spoken