Human beings are different from animals ________ they can use language as a tool to communicate．

1. A.
   in that
2. B.
   for that
3. C.
   in which
4. D.
   for which

Human beings are different from animals _______ they can use language as a tool to communicate.

    A. in that            B. for that        C. in which   D. for which   

Human beings are different from animals ______ they can use language as a tool to communicate.

A.in that

B.for that

C.in which

D.for which

Human beings are different from animals          they can use language as a tool to

       communicate.

       A．in that     B．for that    C．in which D．for which

Human beings are different from animals          they can use language as a tool to

       communicate.

       A．in that     B．for that    C．in which D．for which