You ________ pay your fine speeding．If not, you ________ not be allowed to take back your license．

1. A.
   should; can
2. B.
   must; will
3. C.
   need; shall
4. D.
   can; must

You _____ pay your fine for speeding. If not, you _____ not be allowed to take back your licence.

[　　]

A．should; can　　　B．must; will

C．need; shall　　　D．can; must