问题描述：
I hear Yang Yan made an English speech at the graduation ceremony yesterday
____,and____
A.So she did;so did I
B.So did she;so I did
C.So she was;so I was
D.So was she;so I was
____,and____
A.So she did;so did I
B.So did she;so I did
C.So she was;so I was
D.So was she;so I was
问题解答：
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