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File 3
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Grammar File 3
Choose an exercise below.
Lesson A must, have to, should (obligation) (1)
Lesson A must, have to, should (obligation) (2)
Lesson B must, may, might, can't (deduction) (1)
Lesson B must, may, might, can't (deduction) (2)
Lesson C can, could, be able to (ability and possibility) (1)
Lesson C can, could, be able to (ability and possibility) (2)
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