故作惊讶 meaning in Chinese

feign surprise (deliberately); put on a show of surprise

Though i knew there were several she could have married at a nod of her head, but i pretended to be surprised .
虽然我知道只要她一点头就会有好几个人来娶她，但是我故作惊讶。
When he saw me in the next room , he hissed , " who ' s that ?
当他在另一个房间看到我的时候，他故作惊讶地问道： “这是谁呀？ ”
Corporate you have two cows . you sell one , force the other to produce the milk of four cows , then act surprised when it drops dead
公司：你有两头母牛，卖了一头，拿剩下的那头母牛当四头母牛用，最后故作惊讶地发现，那头牛死了。