The boy likes eating chocolate and sweet food ,so his ___(tooth) are getting worse 用所给词的适当形式填空

问题描述:

The boy likes eating chocolate and sweet food ,so his ___(tooth) are getting worse 用所给词的适当
形式填空

teeth,复数

teeth 牙齿 复数

teeth (牙齿的复数)
tooth是牙齿的单数,这里后面的谓语动词是are所以当然是复数形式
句子翻译:这个男孩喜欢吃巧克力和甜食,所以他的牙齿越来越坏了。
从句意也能推断用teeth

teeth
复数形式
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teeth