问题描述：
⑴If I ( ) how to swim ,I would go with you .
⑵You can learn how to swim ( ) swimming with me.
⑶If I ( ) have kids ,I ( ） have much more free ( ).
⑵You can learn how to swim ( ) swimming with me.
⑶If I ( ) have kids ,I ( ） have much more free ( ).
问题解答：
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