51， fill a prescription 按处方抓药Would you please fill this prescription for me？
52， fill in for 代替； 同义：fill one‘s place（position， shoes）； take the place of； take over Say， Dave， can you fill in for me tonight at the restaurant？ I’d like to go out of town.
53，food for thought 令人思考的东西；同义：thought-provoking There is a lot food for thought in what he had to say.
54，for nothing 免费To pay to see that movie would be foolish， when you can see it on TV fornothing.
55，from top to bottom 从上到下A： Maybe you lost your wallet in this room. B： I‘ve searched it from top to bottom……
56， get of on the wrong foot 开始事情就做错了I got off on the wrong foot， and I don‘t have any idea which way to turnnow.
57，get a lot out of something 从……学到很多The training program was difficult， but she got a lot out of it.
58， get at 想说Do you understand what I‘m getting at？
59， get away with 对………摆脱惩罚
A： Did you know that Bob is leaving for home tonight？ He isn‘t planning to take his final exams.
B： He can‘t get away with that
60，get going 赶紧行动； 同义：get moving
A： It looks like we won‘t have enough time to do all we wanted to.
B： Who says we won‘t？ let’s get going.
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