1. AAA 动词原形过去式过去分词cost[k?st] cost[k?st] cost[k?st] 花费cut[k?t] cut[k?t] cut[k?t] 割，切hurt[h?:t] hurt[h?:t] hurt[h?:t] 受伤hit[hit] hit[hit] hit[hit] 打，撞let[let] let[let] let[let] 让put[put] put[put] put[put] 放下read[ri:d] read[ri:d] read[ri:d] 读set[set] set[set] set[set] 安排，安置spread[spred] spread[spred] spread[spred] 展开，传播，涂spit[spit] spit/spat[spit] spit/spat[spit] 吐痰 , shut[??t] shut[??t] shut[??t] 关上 ,闭起,停止营业2. AAB 动词原形过去式过去分词 beat[bi:t]beat[bi:t]beaten['bi:tn] 打败3. ABA 动词原形过去式过去分词become[bi'k?m] became[bi'keim] become[bi'k?m] 变come[k?m] came[keim] come[k?m] 来run[r?n] ran[r?n] run[r ?n] 跑4. ABB （1）在动词原形后加一个辅音字母d,t 或 ed构成过去式或过去分词。动词原形过去式过去分词burn[b?:n] burnt[b?:nt] burnt[b?:nt] 燃烧deal[di:l] dealt[delt] dealt[delt] 解决dream[dri:m] dreamed/dreamt dreamed/dreamt[dremt] 做梦hear[hi?] heard[h?:d] heard[h?:d] 听见hang['h??]hanged/hung[h??]hanged/hung 绞死，悬挂learn[l?:n] learned/learnt[l?:nt] learned/learnt[l?:nt] 学习light['lait] lit/lighted[lit] lit/lighted[lit] 点燃 ,照亮mean[mi:n] meant[ment] meant[ment] 意思prove[pru:v] proved proven/proved['pru:v?n] 证明 ,证实 ,试验shine[?ain] shone/shined shone/shined[??un,??n] 使照耀，使发光show[??u] showed showed/shown['??un] 展示 ,给...看smell[smel] smelled/smelt[smelt] smelled/smelt[smelt] 闻,嗅speed[spi:d] sped[sped]/speeded sped/speeded[sped] 加速spell[spel] spelled/spelt[spelt] spelled/spelt[spelt] 拼写wake[weik] waked/woke[w?uk] waked/woken['w?uk?n] 醒来，叫醒 ,激发（2）把动词原形的最后一个辅音字母“d”改为“t ”构成过去式或过去分词。动词原形过去式过去分词build[bild] built[bilt] built[bilt] 建筑lend[lend] lent[lent] lent[lent] 借给rebuild[,ri:'bild] rebuilt[,ri:'bilt] rebuilt[,ri:'bilt] 改建 ,重建send[send] sent[sent] sent[sent] 送spend[spend] spent[spent] spent[spent] 花费（3）原形 →ought...
