01.I have a crush on someone.
我暗恋某人。
02.The whole nine yards.
所有的。/ 全部的。
03.Drive someone crazy/nuts/up the wall.
把人逼急了。/逼至绝境。
04.Keep the problems at bay.
把问题控制好。/ 避免事态更严重。
05.Knock on wood. 
敲桌子去晦气。
06.New kid on the block. 
新来的人。
07.You can't teach an old dog new tricks.
无法改变老人的想法/做法。
08.You stood me up last night.
你昨晚放我鸽子。
09.The word on the street./I heard through the grapevine. /Rumour has it.
有传言说。
10.Like father like son. /The apple does not fall far from the tree.
有其父必有其子。
11.Finish what you have started. /Follow through with your actions.
有头有尾。/有始有终。