They are only children of not more than twelve and don’t realize to organize such an exhibition.
A. when they take
B. what it takes
C. how they take
D. what takes them
网友回答
A. when they take
(答案→)B. what it takes
C. how they take
D. what takes them
解析：这是宾语从句，宾语从句中take 缺少宾语，所以用what。