The fire spread through the hotel very quickly but everyone get out.(全国)
A. had to
B. would
C. was able to
D. could
网友回答
A. had to
B. would
(答案→)C. was able to
D. could
解析：考查could和was able to的区别。could表示有某种能力；was able to表示经过努力能够做到，强调成功。句意：大火很快蔓延了整个宾馆，但是大家都成功地离开了。根据语境可知，强调成功地逃出，故选C。