The teachers ________ on the blackboard with chalk in the future.

A. isn't writing        B. didn't write   C. don't write          D. won't write

The teachers ________ on the blackboard with chalk in the future.

The teachers ________ on the blackboard with chalk in the future

1. A.
   isn't writing
2. B.
   didn't write
3. C.
   don't write
4. D.
   won't write