--- I have great difficulty figuring out the answer to this problem.    --- ____

题型：不详难度：来源：

--- I have great difficulty figuring out the answer to this problem.   
--- _____ my advice, you ____ less difficulty with such problems. 

A．If you had followed, would have had	B．If you followed, would have
C．If you had followed, would have	D．If you listen, will have

答案

C

解析

这是一个混合型的虚拟语气。主句与从句的动作发生在不同的时间，这时主，从句谓语动词的虚拟语气形式因时间不同而不同，从句与过去事实相反的假设，而主句是与现在事实相反的假设。说话者现在解决问题有困难，是因为（过去）没有听从建议。