以下几个动词的过去式与过去分词是怎样的？

Question

watch call thank please can need let play sound like help want join dance paint listen start survey

Answer 1

除了can和let外全是规则的：
--------------------------

watch-watched-watched

call-called-called

thank-thanked-thanked

please-pleased-pleased

can-could

need-needed-needed

let-let-let

play-played-played

sound-sounded-sounded

like-liked-liked

help-helped-helped

want-wanted-wanted

join-joined-joined

dance-danced-danced

paint-painted-painted

listen-listened-listened

start-started-started

survey-surveyed-surveyed

Answer 2

watch watched watched
call called called
thank thanked thanked
please pleased pleased
can could （没有过去分词，因为不能用于完成时）
need needed needed
let let let
play played played
sound sounded sounded
like liked liked
help helped helped
want wanted wanted
join joined joined
dance danced danced
paint painted painted
listen listened listened
start started started
survey surveyed surveyed

Answer 3

watched watched
called called
thanked thanked
pleased pleased
could /
needed needed
let let
played played
sounded sounded
liked liked
helped helped
wanted wanted
joined joined
danced danced
painted painted
listened listened
started started
surveyed surveyed

Answer 4

watch-watched-watched
call-called-called
can-could-could
let-let-let
play-played-played
help-helped-helped
want-wanted-wanted
need-needed-needed

Answer 5

原形 过去式 过去分词
watch watched watched
call called called
thank thanked thanked
please pleased pleased
can could could
need needed needed
let let let
play played played
sound sounded sounded
like liked liked
help helped helped
want wanted wanted
join joined joined
dance danced danced
paint painted painted
listen listened listened
start started started
survey surveyed surveyed