问题描述：
A:Lily has a tennis ball.Do you have one?
B:No,I don't.I don't have a tennis ball.But my sister Susan has one.Does your sister have a soccer ball?
A:No,she doesn't.But I have one.
B:Oh,you have a soccer ball and your sister _____(do not) have a tennis ball.
A:Yes.
为什么前文说“我妹妹有网球”,后面这个空的地方提示却是do not,应该填什么?
B:No,I don't.I don't have a tennis ball.But my sister Susan has one.Does your sister have a soccer ball?
A:No,she doesn't.But I have one.
B:Oh,you have a soccer ball and your sister _____(do not) have a tennis ball.
A:Yes.
为什么前文说“我妹妹有网球”,后面这个空的地方提示却是do not,应该填什么?
问题解答：
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