The family at the lunch table when someone came to tell them what had happened at .A. were

The family at the lunch table when someone came to tell them what had happened at .
A. were sitting; Mr Brown
B. were sitting; Mr Brown’s
C. was sitting; Mr Brown
D. was sitting; Mr Brown’s

A. were sitting; Mr Brown(答案→)B. were sitting; Mr Brown’s C. was sitting; Mr BrownD. was sitting; Mr Brown’s解析：at sb’表示在某人的家或..，the family 表示一家人的时候，相当于复数形式，故选B

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