1.win-wins-winning-won-won
2.take-takes-taking-took-taken
2.babysit-babysits-babysitting-babysat-babysat
3.eat-eats-eating-ate-eaten
4.buy-buys-buying-bought-bought
5.carry-carrys-carries-carried-carried
6.hang-hangs-hanging-hung-hung(規(guī)則變化hanged-hanged表示絞死)
7.drink-drinks-drinking-drank-drunk
8.stay-stays-staying-stayed-stayed
9.leave-leaves-leaving-left-left
10.run-runs-running-ran-run
11.come-comes-coming-came-come
12.wake-wakes-waking-woke-woken
13.make-makes-making-made-made
14.teach-teaches-teaching-taught-taught
15.get-gets-getting-got-got
16.bring-brings-bringing-brought-brought
17.study-studies-studying-studied-studied
18.visit-visits-visiting-visited-visited
19.wait-waits-waiting-waited-waited