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．put off
B．took off
C．set off
D．gave off
答案
答案：C
题目分析：考查固定词组，put off意思“脱掉”，took off意思“起飞”，set off意思“引起”，gave off意思“发出”，句子意思“他偶然发现的一幅画引起了他童年时代的伤心故事”
点评：固定词组是常考内容，平时要多记多积累，只要知道它们的意思，做固定词组题时，就很容易做出正确选择