问题
选择题
All the government leaders and policemen in Thailand must see to ______ that every citizen should stay safe and sound in the terrible flood.
A．all
B．everything
C．it
D．themselves
答案
答案：C
固定结构。See to it that 确保，务必；句意：泰国的所有政府领导人和警察都要保证每个公民在洪水里安然无恙。