题目内容
【题目】The boy likes eating chocolate and sweet food, so his (tooth) are getting worse.
【答案】teeth
【解析】句意：这个男孩喜欢吃巧克力和甜食，所有他的牙齿正在变坏。tooth的复数为teeth。
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题目内容
【题目】The boy likes eating chocolate and sweet food, so his (tooth) are getting worse.
【答案】teeth
【解析】句意：这个男孩喜欢吃巧克力和甜食，所有他的牙齿正在变坏。tooth的复数为teeth。