问题描述：
Sam Brown is my uncle.We call him（ ） A.uncle Brown B.Brown uncle C.Mr.Sam D.Sam uncle
Sam Brown is my uncle.We call him（ ）
A.uncle Brown B.Brown uncle C.Mr.Sam D.Sam uncle
Sam Brown is my uncle.We call him（ ）
A.uncle Brown B.Brown uncle C.Mr.Sam D.Sam uncle
问题解答：
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