It is at this college ---your father studied when he was young.A.where B.that
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B强调句型：It is ...that...
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B
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B
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B
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Ｂ
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Ｂ，强调句型
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B.that 原因是这是由It is ...that构成的强调句,强调"at this college "
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B 强调句型:It is ...that... your father studied at this college
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B，宾语重句