1楼和2楼的 ,说的够罗嗦了 when和while都为“当……时候” while做这个意思表示 谓语动词的动作与从句的动作同时发生 e.g. I was doing my homework while the phone ringing 而when 表示 从句的动作发生在谓语动词动作之前 e.g. When I saw you I knew you were the one. 当我看见你 时 就知道你是我要的那个人.
满意请采纳 1楼和2楼的 ,说的够罗嗦了 when和while都为“当……时候” while做这个意思表示 谓语动词的动作与从句的动作同时发生 e.g. I was doing my homework while the phone ringing 而when 表示 从句的动作发生在谓语动词动作之前 e.g. When I saw you I knew you were the one. 当我看见你 时 就知道你是我要的那个人.
满意请采纳