【题目】（题文）Soon his warm smile put me ____,and we spent the next 2 hours talking freely.
A. at eases B. for ease of
C. at ease D. with ease
在线课程【答案】C
【解析】短语辨析。A. at eases B. for ease of解脱；C. at ease安逸，自由自在；D. with ease不费力地。句意：很快他灿烂热情的微笑让我感到舒适起来，在接下来的两个小时里随意的聊着，故选C。