单选题All the government leader

问题补充：

单选题AllthegovernmentleadersandpolicemeninThailandmustseeto______thateverycitizenshouldstaysafeandsoundintheterribleflood.A.allB.everythingC.itD.themselves

答案：

C解析固定结构。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。