下列哪个句子中含有宾语补足语？A. His hobby is playing football.B. Please tell us a story.C. He will make her happy.D. He is our friend.

步骤 1：分析选项 A
His hobby is playing football. 这个句子是主谓宾结构，主语是 His hobby，谓语是 is playing，宾语是 football。没有宾语补足语。
步骤 2：分析选项 B
Please tell us a story. 这个句子是祈使句，tell 是谓语动词，us 是间接宾语，a story 是直接宾语。没有宾语补足语。
步骤 3：分析选项 C
He will make her happy. 这个句子是主谓宾结构，He 是主语，will make 是谓语，her 是宾语，happy 是补语，补充修饰 her。这个句子含有宾语补足语。
步骤 4：分析选项 D
He is our friend. 这个句子是主系表结构，He 是主语，系动词 is，our friend 是表语。没有宾语补足语。