The language used in advertisements differs from used in ordinary readings. [四川省2010届高三下学期第一次模拟考试][代词] A. which B. what C. that D. It [答案]C [解析]主要测试代词.该题首先应该分析句子结构.找出主干:the language differs .故此选择that代指the language.如果题干变为:The language used in advertisements differs from is used in ordinary readings.答案应该选择what .题干中的what is used in ordinary readings应该属于句子. 【查看更多】