Question

—What happened over there? 

—A car was out of ___________ and crashed into a big tree.

Answer

control

【解析】

句意：——那边发生了什么事？——一辆汽车失控了，撞到一棵大树上。

根据crashed into a big tree.可知，这辆车撞到大树上，推断它失控了，out of control “失控”，故填control。