单选题It was the color of the material _____ he was surprised at.AwhoBwhomCwhichDwhat
单选题
It was the color of the material _____ he was surprised at.
A
who
B
whom
C
which
D
what
参考解析
解析：
句意：他对这种材料的颜色感到惊讶。根据空白后内容得知强调的是句子的宾语（介词宾语），从空白前内容得知此宾语指物。因此，可以将指人的A和B排除。强调结构中一般不用what指物，因此D亦可排除。正确选择为C。注意which可用that代替。
句意：他对这种材料的颜色感到惊讶。根据空白后内容得知强调的是句子的宾语（介词宾语），从空白前内容得知此宾语指物。因此，可以将指人的A和B排除。强调结构中一般不用what指物，因此D亦可排除。正确选择为C。注意which可用that代替。
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