(2013·北京东城高三教学统一检测)We tried the window, but it was still hot in the room.
A. to open
B. opening
C. open
D. opened
网友回答
A. to open
(答案→)B. opening
C. open
D. opened
解析：B 考查非谓语动词。句意：我们试着将窗户打开了，但是屋里还是很热。try doing sth.表示“试着做某事”；try to do sth.表示“尽力做某事”。根据句意可知应选B。