While you are putting gasoline in your gas tank, you..... ...

★ Modal Verb

While you are putting gasoline in your gas tank, you….. smoke! It is forbidden.

A. shall

B. must not

C. don’t have to

D. would not

Preview next quiz:

Choose the correct option according to the modal verb: “PETER CAN STOP BREATHING DURING 5 MINUTES!”.

A. Obligation

B. Possibility

C. Advice

D. Permission

E. Ability