三単現にspeak
答speaks
speak → speaks
過去形にteach
答taught
teach → taught
ing形にplay
答playing
play → playing
過去分詞にstudy
答studied
study → studied
過去形にwatch
答watched
watch → watched
過去分詞にwash
答washed
wash → washed
過去の文にYuki swims very fast.
答Yuki swam very fast.
swims → swam
過去の文にShe sings very well.
答She sang very well.
sings → sang
will の文にMy father visits Kyoto every year.
答My father will visit Kyoto every year.
will のうしろは原形
現在進行形にThey play basketball in the gym.
答They are playing basketball in the gym.
are + playing
現在完了の文にHe walks to the station. (twice を加えて)
答He has walked to the station twice.
has + walked
過去の否定文にKen cleaned his room on Sunday.
答Ken did not clean his room on Sunday.
did を使ったら動詞は原形にもどす