Buttheunpleasantfeelingofcoldnessdisappearedatthe

问题详情：

But the unpleasant feeling of coldness disappeared at the _______ of his students pouring out of their classroom to give him a warm, wordless welcome.

A. sight                 B. scene                C. view                 D. sign

【回答】

A

知识点：名词

题型：选择题