按书写要求重写下列句子.

1. my name is tony smith and i speak english

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2. i am betty rixon an my father is american

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3. this is my father an he’s a manager

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4. these are daming’s parents

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5. my mother is an english teacher in beijing

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当会计政策变更与会计估计变更无法分清时，应视为会计估计变更，采用未来适用法进行会计核算。 ( )