1. Why've you got such a long face?
你干吗拉着个脸？
2. I never know whether my boss likes my work or not -- he is a real poker face!
我从来也不知道老板到底喜不喜欢我的工作。他脸上可真是一点表情都没有。
3. Tell him how much it'll cost and that should wipe the smile off his face.
告诉他要多少钱，他准会收起笑脸。
4. He always keeps a straight face.
他总是板着脸。