Is this an idiom?

"I am so happy I passed my exam... I am on cloud nine!"

• No, it is not an idiom.

• Yes, it is an idiom.

What does the idiom "Hold your horses" mean?

• A. To stop rushing or wait patiently.
  

• B. To hold something tightly with your hands.
  

• C. To speed up and complete a task quickly.

What does the idiom "fit as a fiddle" mean?

• 
  A. To be very good at playing a musical instrument.

• 
  B. To be uncomfortable or restless.

• C. To be in excellent physical condition.

• D. To fix something broken.

Is this an idiom?

"I've got snow under my boots".

• Yes.

• No.

Which sentence uses the idiom "Take a rain check" correctly?

• "I am going to check the weather in case it rains tonight".

• "I can’t join you for dinner tonight, but I’d love to take a rain check for another time."

• "I’ll take a raincheck and meet you at the restaurant in an hour."

What does the idiom "pull your leg" means?

• To physically trip someone by pulling on their leg.

• To ask someone for help with a serious problem.

• To tease or joke with someone in a playful way.

Is this an idiom?

"Dinner was awful... We had cold turkey and I did not like it".

• Yes.

• No.

Choose the correct definition of the idiom "play it by ear".

• To memorize a song by listening to it repeatedly.

• To improvise and make decisions based on the situation as it unfolds.

• To plan every step of an activity in advance.