[ Modal Verbs ]
Listen, please. Students ……………………. study in the library from five to nine in the evening.
A. may
B. could
Select your answer:
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Vocabulary › Viewto use more money than you have in your bank account
A. payment
B. monthly fee
C. overdraw on your account
Grammar › View
They clean the tank at the aquarium, but they ……………… do it every day!
A. don’t have to
B. mustn’t