1. I've been looking for you to demand what you owe me. Today to my surprise you showed up at my doorstep.2. I cannot believe he wants to divorce me in order to marry his student!3. He thinks that he is in a rut. Little does he know tomorrow will change his life.4. I thought I am getting a helicopter as my graduation present; to my disappointment it's only a car.
 I cannot believe... it is unbelievable that... Little does somebody know... to somebody's surprise to somebody's disappointment常用在敘述第三者的事情的時候, 指好的沒想到, 指不好的沒想到.
1. 我一直想找到你向你討債, 今天你竟然自己送上門來了.2. 他竟然想跟我離婚, 跟他的學生結婚!3. 他以為他的生活一成不變, 沒有想到明天將會改變了他的一生.4. 我以為我生日禮物是一個直昇機, 沒想到只是一輛轎車.< >
The janitor neglected his duty on the day the robbers broe into the school.