[ Grammar ]
Erin …….. be at school. She’s got a dentist’s appointment this morning.
A. must
B. can’t
C. mustn’t
D. couldn’t

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A. needn’t
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There are _____ apples.
A. a
B. an
C. some
D. any
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A. cause
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Many students in England wear a _____ to school.
A. gloves
B. hat
C. scarf
D. uniform
