[ Modal Verbs - Obligation ]
Visitors to the zoo …………. feed the animals.
A. have to
B. don’t have to
C. mustn’t

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Can, Could, May, Might › ViewWhat are you doing tonight? (I am 100% sure.)
A. I might watch TV.
B. I’m going to watch TV.
Grammar › View
Only the brave deserve the reward. (Change to negative)
A. Nothing but the brave deserve the reward.
B. None but the brave deserve the reward.
C. Only the brave don’t deserve the reward.
D. Nothing but the brave don’t deserve the reward.
Grammar › ViewPolicemen……….. the criminal. It’s their job.
A. arrests
B. arrest
C. arresting
D. arrested
Grammar › View
Which sentence has a plural noun formed correctly with es?
A. There were trayes of food before the movie.
B. There were sandwiches for everyone.
C. There were many kinds of drinkes.
D. There were many snackes after the movie, too.