John likes chocolates very much,but his mother ____ gave him anyJohn likes chocolates very much,but his mother n____ gave him any,because they were bad for his ____（teeth）.
问题描述：
John likes chocolates very much,but his mother ____ gave him any
John likes chocolates very much,but his mother n____ gave him any,because they were bad for his ____（teeth）.
答
1.never
2.teeth
这句话意思：John非常喜欢巧克力,但他的妈妈却从不给他,因为巧克力对他的牙齿有害.be bad for……对什么有害