问题描述：
选择I'm going to play football
I'm going to play football after school.
____________.
a.So do I b.So I do c.So am I d.So I am
请问这个题为什么不选A而是选C呢?
I'm going to play football after school.
____________.
a.So do I b.So I do c.So am I d.So I am
请问这个题为什么不选A而是选C呢?
问题解答：
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