[ Must and Might Modals ]
Select the sentence that best expresses uncertainty about the past.
A. They must have arrived already.
B. They might have arrived already.
C. They have arrived already.
D. They will have arrived already.
Select your answer:

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A. ate
B. was eating
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James goes to the beach only once a year. He ___________ goes to the beach.
A. rarely
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