Question

9.   ―Who are they?

                   

 A.   He is my father

B.   They are my parents

C.   She is my mother

D.   Yes, they're my parents

Answer 1

9.  B考查特殊疑问句的答语。回答"Who are they?"用"They're ..."。不用Yes或No回答特殊疑问句。