问题补充：
Our son doesn’t know what to at the university; he can’t make up his mind about his future.
A. take in
B. take up
C. take over
D. take after
答案：
A. take in
(答案→)B. take up
C. take over
D. take after
解析：词义辨析题。A. take in 吸收 B. take up 从事 C. take over克服 D. take after 照顾 句意：我的儿子不知道在大学干什么，他对未来还没下好决心。 根据语境选B
