【题目】The cold smile on her face just kept us _______.
A. at a distance B. in the distance
C. in a distance D. at distance
在线课程【答案】A
【解析】
试题分析：考查介词短语。句意：她脸上冷漠的笑容只能增加我们的距离感。A. at a distance有一些距离； B. in the distance在远处； C. in a distance远距离；D. at distance在远处；根据词义，故选A项。