题目

如图甲是家用插线板在乙图画出插线板内部开关和两插座的连线，并接入家庭电路，要求：①插线板上的开关可同时控制两插座的通、断②开关接通时两插座都能提供220V电压． 答案：They talked about the things and persons ________ they remembered in the school. A. which B. that C. where D. what