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/; the the; / the; the a; a
/; the the; the the; / /; /
to play, playing playing, play to play, play playing, playing
play computer games play soccer play chess play the piano
play soccer to play basketball are playing tennis playing soccer
the; the /; the /; / the; /
the, a the, an /, an /, a
a, the /, the the, a /, a
a, the 不填, a a, 不填 the, a
the ; a a ; the a; a a; /
are, am Do, don’t Did, am Do, do
I play soccer I plays soccer I played soccer I’m playing soccer
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