Find the mistake.

She plans to study law at a university in United States.

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The typical house type of the ethnic minority peoples is the _______ house.

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There is a number of Khmer people in _______ France and in the United States.

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“When do you eat dinner at your house?” she asked Tom and Jane.

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“Do you have any folk tales?” asked Ben.

→ Ben asked _______ any folk tales.

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Does the Yao have a rich _______ of folk literature and art?

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The new drug has great _______ for the treatment of this disease.

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The items on _______ in the Museum of Ethnology are very interesting.