He communicated the whole story with me.

They always communicated with each other on the Internet, but they never met him _____________.

     A．back to back          B．heart to heart     

       C．face to face           D．side to side

They always communicated with each other on the Internet, but they never met him _______.

A. back to back    B. heart to heart   C. face to face    D. side to side

They always communicated with each other on the Internet, but they never met him _____________.

1. A.
   back to back
2. B.
   heart to heart
3. C.
   face to face
4. D.
   side to side