[Have mixed feelings or have mixed emotions]
The parents had mixed feelings when their daughter left for college.
Be unsure of how you feel
[Give it a shot]
Example: Lucy was afraid to rollerskate, but I told her to five it a shot.
Try to do something
[It's in the bag]
We knew that Mary's team had it in the bag to win the game.
it's a certainty
[Down to the wire]
Example: With the deadline coming up and her project not finished, Genesis new it would be down to the wire to get it done.
At the last minute
[As easy as ABC]
Example: I thought the assignment was as easy as ABC.
Something is very easy
[Draw a blank]
Jose drew a blank when it was his line in the play.
Can not remember
[Fill in the blanks]
You are going to have to fill in the blanks if you want me at the surprise party.
Provide more information
[A gray area]
Example: It's a gray area of the law.
Something that is unclear
[Call it a day]
We worked hard today, let's call it a day.
Time to quit
[Cool as a cucumber]
Mary remained cool as a cucumber during her singing performance.
To be very calm under stress
[Crack a book]
Example: You might want to crack a book if you want to get a good grade on the test.
Open a book and study
[Get your act together]
I need you to get your act together or I will have to ask you to leave.
Behave properly
[In the same boat]
None of us had enough money to go to the movie, so we were all in the same boat.
Be in the same situation
[Get a kick out of it]
Example: She got a kick out of going to the water park.
Really enjoy or like something
[A rip-off]
Example: The new video game was a rip-off.
Too expensive
[In hot water]
Many of the football coaches are in hot water for not wearing masks during the game.
Be in trouble
[Have second thoughts]
Example: Julian had second thoughts about diving off the cliff.
Have doubts