get off to a flying start来了开门红

Our kindergarten got off to a flying start by having 100 children to sign up in the first month.

· go steady with someone 与异性稳步发展关系

Mary and Tim got married after going steady with each other for two years.

· watch one's step当心

You're better watch your step when you go out with John. He is a trouble-maker.

· a stick-in the-mud老古董

He is a stick=in-the-mud and will never invest his money in stock.

· be a stickler吹毛皮的人

I don't like to go to her home. She is a stickler for neatness.

· turn someone's stomach令人作呕

Her sweet voice turned my stomach.

· fall between two stools鸡飞蛋打

Tying to straddle two boats, he took up two jobs with two salaries. At last, unable to do either well.

· weather the storm度过难关

The wooden house weathered the storm.

· harp on the same old string老调重弹

He really gets on my nerves. He always harps on the same old string by promising us a paid holiday., but he never keeps it.

· give someone the cold shoulder冷待某人

I hate going to expensive hotels. The receptionist always gives me the cold shoulder when she sees my plain clothes.

· steal the show喧宾夺主

Cinderalla stole the show in the Prince's party.

· side with someone与某人站在一起，支持某人

I'm your friend, but I'm afraid I won't side with you on that issue.

· have a memory like a sieve记性太差

I think a computer notebook will be of great help for me, since I've got a memory like a sieve.

· out of clear blue sky意料不到

Yesterday, out of a clear blue sky, My landlady gave me a one-day notice, asking me to move out.

· make a slip of the tongue说走嘴

The class burst into laughter when the teacher made a slip of the tongue. He meant to say "Good morning" to students, but he said "Good afternoon".

· be on the sly办事狡猾

The boy was smoking in the corner when his father caught him on the sly.

· for a song以级低的价钱，廉价地

I got the rare edition of the book for a song in the flea market.

· sound someone out试探某人的意见

Have you sounded the principal out on postponing the final examination?

· call a spade a spade有什么就说什么

We are good friends. Call a spade a spade. Don't tell me in a round-about way.