Thailand was once called "Land of the White Elephant" becaus

Thailand was once called "Land of the White Elephant" because__________.

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[A] keep[B] maintain[C] retain[D] protect

[A] keep[B] maintain[C] retain[D] protect

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根据下列选项,回答题:艾滋病的发病,属于(  )

根据下列选项,回答题:艾滋病的发病,属于(  )

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六淫致病,大多为,(  )

六淫致病,大多为,(  )

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