1 teach-tought-tought
2 sleep-slept-slept
3 think-thought-thought
4 build-built-built
5 dig-dig-dig
6 feel-felt-felt
7 find-found-found
8 get-got-got
9 hang-hung-hung (hang-hanged-hanged两种都对,但过去式的意思不同)
10 have-had-had
11 hold-held-held
12 hear-heard-heard
13 keep-kept-kept
14 learn-learnd-learnd
15 leave-left-left
16 come-came-come
17 become-became-become
18 run-ran-run
19 be分3种
am-was-been is-was-been are-were-been
20 do-did-done
21 sing-sang-sung
22 go-went-gone
23 fall-fell-fallen
24 fly-flew-flown
25 forget-forgot-forgotten
26 freeze-froze-frozen
27 give-gave-given
28 groe-grew-grown
29 eat-ate-ate
30 drink-drank-drunk
31 hide-hid-hidden
32 drive-drove-driven
33 see-saw-seen
34 write-wtote-written
35 break-broke-broken
36 call-called-called
37 agree-agreed-agreed
38 live-live-lived
39 drop-dropped-dropped
40 stop-stopped-stopped
41 admit-admitted-admitted
42 drag-dragged-dragged
43 control-controlled-controlled
44 study-studyed-studyed
45 play-played-played
46 cry-cried-cried
下列情态动词的过去式
can-could-could
may-might-might
will-would-would