问题描述:
什么时候加an,什么时候加a?__ university __ useful animal __ eight-legged crab __ European car
__ university
__ useful animal
__ eight-legged crab
__ European car
__ hour
__ honest girl
__ X-ray
__ ugly man
__ university
__ useful animal
__ eight-legged crab
__ European car
__ hour
__ honest girl
__ X-ray
__ ugly man
问题解答:
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