—Mr. Smith, I wonder if I could take Friday off?

       — ______? It’s a bit difficult with so many people away on holiday, you know.

       A．How come             B．Is it necessary

       C．Where are you going       D．Do you really have to

—Mr. Smith, I wonder if I could take Friday off?

       —       ? It’s a bit difficult with so many people away on holiday, you know.

       A．How come             B．Is it necessary

       C．Where are you going       D．Do you really have to

—Mr. Smith, I wonder if I could take Friday off?

—       ? It’s a bit difficult with so many people away on holiday, you know．

A．How come                                                B．Is it necessary

C．Where are you going                                   D．Do you really have to

．—Mr．Smith, I wonder if I could take Friday off?

       — _____________? It’s a bit difficult with so many people away on holiday, you know．

       A．How come                  B．Is it necessary

       C．Where are you going       D．Do you really have to

—Mr Smith, I wonder if I could take the Friday off?

—_______? It’s a bit difficult with so many people away on holiday, you know.?

A. Why are you doing so　

B. Do you really have to

C. Where are you going

D. Do you feel it necessary?