问题
选择题
-What’s wrong with him?
--The picture he came across____ his memory of a sad story in his childhood.
A．set off
B．took off
C．gave off
D．put off
答案
答案：A
短语辨析。 A.出发；引起 B.脱下 C.释放 D.推迟。句意：他怎么了？他遇到的照片引起了他记忆中的童年的一段伤心地故事。故选A。