1. be faced with 面临。如：
They are all faced with the same problem. 他们都面临同样的问题。
2. face the music 承当后果。如：
You’ve been caught cheating ---- now you must face the music. 你的骗局被戳穿了，现在你得自食其果了。
3. face to face (with) 面对面，面临，当面。如：
He stood face to face with her. 他与她面对面站着。
He came face to face with death. 他面临死亡。
4. in (the) face of
(1) 面对。如：
He showed great bravery in face of danger. 在危险面前他表现出非常勇敢。
(2) 尽管，不顾。如：
He succeeded in the face of great difficulties. 尽管有巨大困难，但他还是成功了。
5. lose face 丢面了。如：
He lost face with his friends. 他在朋友面前丢了面子。(from www.nmet168.com)
6. make a face (at) 皱眉头， 做苦相， 做鬼脸。如：
He made a face when he saw the pile of work. 看到一大堆活，他皱起了眉头。
注：有时 face 可用复数。如：
The children made faces at one another. 孩子们相互做鬼脸。
7. pull [wear] a long face愁眉苦脸的样子， 板着面孔。如：
She pulled a long face when she heard that. 他听到这话之后， 显示出一副不高兴的样子。
8. save face 保全面子。如：
She kept silent about that in order to save face. 为了保全面子，她对那事只字未提。