cost（花费）cost cost cut（切，割）cut cut hit（打）hit hit
let（让）let let put（放）put put read（读）read read
hurt（伤害）hurt hurt set（日落）set set shut（关闭）shut shut
run（跑）ran run come（来）came come become（变成）became become
dig（挖）dug dug get（得到）got got hold（抓住）held held win（赢）won won
have/has（有）had had make（制造）made made 【prefer（更喜欢）preferred】
hear（听见）heard heard meet（遇见）met met catch（抓住）caught caught
keep（保持）kept kept feed（喂）fed fed teach（教）taught taught
sleep（睡）slept slept lend（借出）lent lent bring（带来）brought brought
sweep（扫）swept swept send（传送) sent sent buy（买）bought bought
feel（感觉）felt felt spend（花费）spent spent think（想）thought thought
shoot（射击）shot shot build（建设）built built fight（战斗）fought fought
leave（离开）left left mean（意思是）meant meant sell（卖）sold sold
lose（丢失）lost lost deal（处理）dealt dealt tell（告诉）told told
say（说）said said stand（站）stood stood spit（吐痰）spat spat
pay（付）paid paid understand（明白）understood understood sit（坐）sat sat
lay（下蛋）laid laid find（找到）found found
learn（学习）learnt/learned learnt/learned found（建立）founded founded
hang（悬挂）hung hung｛hang（吊死）hanged hanged｝
lie（平躺）lay lain｛lie（说谎）lied lied｝ do（做）did done go（去）went gone
blow（吹）blew blown begin（开始）began begun drive（驾驶）drove driven
throw（扔）threw thrown drink（喝）drank drunk eat（吃）ate eaten
grow（生长）grew grown ring（铃响）rang rung fall（落下）fell fallen
know（知道）knew known sing （唱）sang sung give（给）gave given
fly（飞）flew flown swim(游泳) swam swum rise（上升）rose risen
draw（画）drew drawn break（打破）broke broken see（看见）saw seen
show（出示）showed shown speak（说，讲）spoke spoken take（取）took taken
choose（选择）chose chosen mistake（弄错）mistook mistaken
wake（醒）woke woken am/is（是）was been write（写）wrote written
steal（偷）stole stolen are（是）were been ride（骑）rode ridden
wear（穿）wore worn hide（藏）hid hidden
bear（生，忍受）bore born forget（忘记）forgot forgotten
He is a worker.
He works here every day.
Does he work on Sundays?
He is working here now.
He has been here since 1999.
He has worked here for ten years.
He has been working here since 10:00.
He was a worker 10 years ago.
He worked here in 1999.
Did he work here in 1999?
He was working here at 10:00 yesterday (when I came in).
He had worked here for ten years before he went to USA.
He will (is going to) work here next month.
He will be/work here if he is free.
He said he would work here the next month.