The little boy, out of curiosity, the toy to see how it worked, but couldn’t put it together.
A. took apart
B. broken down
C. burst into
D. knocked off
网友回答
(答案→)A. took apart
B. broken down
C. burst into
D. knocked off
解析： A拆开，拆卸；B（机器）出故障，身体垮掉；C闯入；D使减少；句意：处于好奇，那个小男孩把玩具拆开看它是如何工作的，但是却无法再把玩具组装起来。根据句意说明A正确。