内容正文:
动词形式改变
动词原形
动词ing
动词三单
paint
draw
read
write
swim
jump
fly
sing
dance
ride
skip
play
run
skate
hop
skip
stop
go
wait
come
stand
sit
open
close
plant
have
ski
take
动词形式改变
动词原形
动词ing
动词三单
paint
painting
paints
draw
drawing
draws
read
reading
reads
write
writing
writes
swim
swimming
swims
jump
jumping
jumps
fly
flying
flies
sing
singing
sings
dance
dancing
dances
ride
riding
rides
skip
skipping
skips
play
playing
plays
run
running
runs
skate
skating
skates
hop
hopping
hops
skip
skipping
skips
stop
stopping
stops
go
going
goes
wait
waiting
waits
come
coming
comes
stand
standing
stands
sit
sitting
sits
open
opening
opens
close
closing
closes
plant
planting
plants
have
having
has
ski
skiing
skis
take
taking
takes
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