问题
选择题
---Why is he so happy?
---He __________ the volunteering club and works for the old people.
A．takes part in
B．takes an interest in
C．takes pride in
D．takes cares of
答案
答案：A
考查短语辨析。takes part in参加，takes an interest in 对什么感兴趣，takes pride in 由于什么而自豪，takes cares of 照顾，句意：他为什么这么高兴呢？他参加了志愿俱乐部为老年人工作。所以选A。