To work at home, which one could hardly imagine, has been made _____ with the development of computer technology.

To work at home, which one could hardly imagine, has been made _____ with the development of computer technology.

A．possible                              B．it possible

C．possibly                               D．to be possible

To work at home, which one could hardly imagine, has been made _____ with the development of computer technology.

1. A.
   possible
2. B.
   it possible
3. C.
   possibly
4. D.
   to be possible