----____ late for class next time.　

----Sorry, I won’t.

　　　A. Don’t　 B.Don’t be　　 C. Be not　　 D. Won’t be

Don’t be late ________ class next time.

[　　]

[　　]

A．in　　　　　B．to　　　　　C．for　　　　　D．at

You'd better ________ late for class next time.

1. A.
   don't be
2. B.
   not to
3. C.
   not be
4. D.
   not to be