1.Those second-hand pianos are selling like hot cakes, if you want one, you'd better buy one now before they're all gone.
sell like hot cakes=sell very well or very quickly
2.Whenever I have to make a speech I get butterflies in my stomach.
get butterflies in one's stomach=get nervous
3 He would do anything for his daughter. She was the apple of his eye.
be the apple of one's eye=be very precious to sb.
4 Lend me $30,please, Tom, I'm broke at the moment.
be broke=doesn't have any money
5 The accident was caused by a taxi driver jumping the green light.
jump the green light=doesn't wait for the traffic lights to change to green
6.You didn't think I was serious, did you, Joe! It was a joke! I was pulling your leg, that's all.
pull one's leg=tease someone, 逗某人玩
7 Because the owner wanted a quick sale, the painting went for a song-only$1000.
If something "goes for a song", it is sold very cheaply
8 There was a shortage of food; so you had to pay through the nose for what you could find.
To "pay through the nose " for something is to pay far more for something than it is really worth
9 If he finds out what you did with the company's money, he'll hit the roof.
hit the roof=get very angry
10 The sky got very dark and soon the rain began to bucket down.
bucket down=rain very heavily
11 They all chip in for the benefit of Simpson's widow and little child.
chip in=contribute money 捐献
12.He usually buys his clothes off the peg. It's cheaper than going to a dressmaker.
Off the peg clothes=成衣
13 Now stop beating about the bush and tell me what happened!
beat about the bush=avoid saying directly what you mean