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skate; win skating; won skated,; won to skate, win
skate; Sure skated; OK to skate; Sure skates; OK
safe, to wear safe, put on safely, wear safely, put on
when could I learn Where I can learn when I can learn where could I learn
He said people could learn to skate when it was hot and swim when it was cold. He said people could learn to skate and swim when it was hot. He said people could learn to skate and swim when it was cold. He said people could learn to skate when it was cold and swim when it was hot.
you can learn can you learn you learned did you learn
swim; skate swimming; skating swimming; skate skate; swimming
not only；but also both；and either；or neither：nor
learn to learn learning learned
when could I learn where I can learn when I can learn where could learn
skate not to skate not skate not skating
He said people could learn to skate when it was hot and swim when it was cold. He said people could learn to skate and swim when it was hot. He said people could learn to skate and swim when it was cold. He said people could learn to skate when it was cold and swim when it was hot.
have begin does begin do begin did begin
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