─ Mary,who _______ you _______ on the phone?─ It’s my best friend,Ann.

问题描述:

─ Mary,who _______ you _______ on the phone?─ It’s my best friend,Ann.
( )28.─ Mary,who _______ you _______ on the phone?─ It’s my best friend,Ann.
A.are; talking B.are; talk with C.are; talking with D.do; talk about

C为什么用do没用do 这是问对方此时此刻正和谁通电话, 用现在进行时