“Hurry up, we're going to be late.” “I know, but I can't find my shoe.”“快点儿，我们要迟到了。”“知道，但我找不到鞋了。”

“This place is such a mess.” “I know it.” [=I agree]“"I know it."[=l agree]“这地方太乱了。”“我同意。”

“I can't believe he lied.” “I know, I know.”“我无法相信他说了谎。”“我也是。”

“The whole situation is just so stupid.” “I know.”“整个情况真是太恼人了。”“是啊。”

“What should we do tonight?” “I know [=I have an idea]—how about a movie?”“我们今晚做什么呢？”“我有个想法——看场电影怎么样？”