go to the dogs堕落
　　 dog eat dog自相残杀
　　make a pig of oneself猛吃猛喝;贪得无厌
　　work like a horse 埋头苦干
　　eat like a horse 狼吞虎咽
　　as strong as a horse 健壮如牛
　　put the cart before the horse 本末倒置
　　hold one’s horse耐心
　　One man may steal a horse while another may not look over a hedge. 只许州官放火,不许百姓点灯。
　　A cat has nine lives. 猫有九命。
　　When the cat is away, the mice will play. 猫儿不在,老鼠玩得自在。
　　put one’s monkey up 使某人生气
　　When the tree falls, the monkeys scatter. 树倒猢狲散。
　　Don’t count your chickens before they are hatched. 未成事实,勿先乐观。
　　live like fighting cocks养尊处优
　　crow like a cock and snatch like a dog鸡鸣狗盗
　　
　　as poor as a church mouse一贫如洗
　　to beat the grass and frighten the snake打草惊蛇
　　Don’t warm a snake in your bosom. 别养虎为患。
　　How can you catch tiger cubs without entering the tiger’s lair?不入虎穴,焉得虎子?
　　glare like a tiger eyeing its prey虎视眈眈
　　like a duck to water轻而易举
　　Never offer to teach fish to swim. 不要班门弄斧。
　　a wolf in sheep’s clothing 披着羊皮的狼
　　have a wolf by the ears处于危急境地
　　bring wolves into the house引狼入室
　　have a bee in one’s head 神经不正常、胡思乱想
　　wait by the stump of a tree for the appearance of hare守株待兔
　　If you run after two hares you will catch neither. 脚踏两只船,必定落空。
　　smell a rat感到不妙
　　A rat crossing the street is chased by all. 老鼠过街,人人喊打。
　　When the fox preaches, take care of your geese. 狐狸在说教,当心被盗。