－Look! The telephone is broken. Someone damaged it purpose.
－That may be right. But perhaps it was broken accident.
A. on;by
B. by;by
C. on;on
D. by;on
网友回答
(答案→)A. on;by
B. by;by
C. on;on
D. by;on
解析：考查介词短语辨析。On purpose故意地；by accident偶然地；句意：—看。电话坏了。有人故意把它破坏了。—那是对的。但是也许就是偶然坏了的。故A正确。