句中that引导的表语从句说明主语reason的具体内容.往往被看作是固定句型:The reason is / was that clause. 当主语是reason / cause时.一般不能用because或why引导表语从句.以免造成语意重复.当主语是This / That时.可以由because / why引导表语从句.例如:One reason is that people traveled to America from all European countries. [考例] -- I drove to Zhuhai for the air show last week. -- Is that you had a few days off? A. why B. when C. what D. where [考查目标] 表语从句. [答案与解析]A 句子的意思是“那就是你请了几天假的原因吗? 因此可知答案为why. 【查看更多】
