surprised me most was the suggestion that he . 31-35 BBDAC
A. What ; should make
B. What ;had made
C. That ;should make
D. That ; had made
网友回答
A. What ; should make
(答案→)B. What ;had made
C. That ;should make
D. That ; had made
解析：试题分析：第一个空中主语从句中缺主语，使用连接代词what, that 不做任何成分，无任何含义。第二空是定语从句，提建议是发生在惊讶之前，故使用过去完成时。句意：最使我惊讶的是他之前提的建议。