[ Must or Mus not ]
We _______ eat lunch at school.
A. mustn’t
B. must
Select your answer:
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Preposition › ViewThe old woman hid the box __________ her mattress.
A. under
B. through
C. behind
D. against
Grammar › View
If you’re ill you ___________ stay at home.
A. should
B. ought
C. don’t have to
D. mustn’t