It’s careless _____ him to make the same mistake again. I think it important ______ everyone to be careful in everything.

It’s careless _____ him to make the same mistake again. I think it important ______ everyone to be careful in everything.

A．to; for            B．for; of            C．of; to             D．of; for

It’s careless _____ him to make the same mistake again. I think it important ______ everyone to be careful in everything.

1. A.
   to; for
2. B.
   for; of
3. C.
   of; to
4. D.
   of; for