摘要：-Are they your parents? -Yes, .

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Are these your parents? Yes, .

A. they’re B. there are C. those are D. they are

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Are these your parents? Yes, .

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Are these your parents? Yes, .

A.
they’re
B.
there are
C.
those are
D.
they are

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—Are these your parents?
—Yes, .

A. they're
B. there are
C. those are
D. they are

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Are these your parents? Yes, .

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