Topics: Modal Verbs and Conditionals
You __________ enter through here.
A. have to
B. can
C. can’t
D. shouldn’t
Preview next quiz:
Which modals do we often use to talk about rules to say what you are allowed or not allowed to do?
A. can/can’t
B. have to/don’t have to
C. must/mustn’t
D. should/shouldn’t