第33题: [单项选择]The British are not so familiar with different cultures and other ways of doing things, ______ is often the case in 'other countries. A. as B. what C. so D. that 参考答案:A 答案解析:[考点] 句法结构。 [解析] 本题测试as引导的定语从句。该题后半部分属关系代词as连接引出定语从句结构,可置于句首,也可放在句尾。that不能用于非限制性定语从句。