—Henryisreallyagreatgrandfather.    —Sure,heis.Hespends...

问题详情：

— Henry is really a great grandfather.

      — Sure, he is. He spends all his free time teaching his 　　　　 everything helpful.

       A. son                     B. grandson      

         C. neighbor             D. friend

【回答】

B

知识点：名词

题型：选择题