2025年中考英语单项填空解题办法：推算法

6. 推算法有的选择题涉及简单的数学知识，所给的答案从语法上看是对的，要选出这种题的正确答案需要进行推算。例6：This is Mr. Whites ____ visit to Beijing. He has been there twice before.A. two B. second C. three D. third 由第二个句子He has been there twice before.可知怀特先生以前去过两次了，所以这是第三次去，故答案为D项。