Not all ads are used to promote a product or to increase a pany’s profits. Which is the following statement correct?A.All the ads are used to promote a product or to increase a pany’s profitsB.Neither of ads are used to promote a product or to increase a pany’s profitsC.Some of ads are used to promote a product or to increase a pany’s profitsD.None of ads are used to promote a product or to increase a pany’s profits
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C解析此题考查not 与all连用表示部分否定，意为：并非所有的都，意思是一部分是，一部分不是，句意：并不是所有的广告都被用来促销产品或增加公司的利润，根据语境选C。