求英文翻译，把下面44个美国生活用语（类似成语）翻译成中文，不要直接用工具翻译！

求英文翻译，把下面44个美国生活用语（类似成语）翻译成中文，不要直接用工具翻译！
American Idioms - DS 104
1.Put your foot down
2.Eats like a bird
3.We're in hot water
4.Button your lip
5.Get off my back
6.It's under your nose
7.Giving someone the cold shoulder
8.Time flies
9.By the skin of my teeth
10.Over the hill
11.Car pool
12.l've lost my head
13.Zip your lips
14.Keep it under your hat
15.Don't cry over spilled mild
16.You've put your foot in your mouth
17.Throw in the towel
18.She's got cold feet
19.They threw the book at him
20.It's a piece of cake
21.l'm up to my ears
22.That's a horse of a different color
23.Hold your horses!
24.Pipe down
25.Cut it out
26.It's not my cup of tea
27.They are going to tie the knot
28.Go fly a kite
29.This is a tip off
30.Bite your tongue
31.It'll take some elbow grease
32.Things are on the up and up
33.It's food for thought
34.It's in the bag
35.Has the cat got your tongue?
36.She had to eat her words
37.He's going to pound the pavement
38.Looks like we're out of the woods
39.He's got a chip on his shoulder
40.She's being bullheaded
41.He let the cat out of the bag
42.l'm putting your leg
43.You are full of baloney!
44.Eat your heart out