A gray area
Something unclear
A rip-off
Too expensive
Add fuel to the fire
To add more to an existing problem
Easy as ABC
Something is very easy
Call it a day
Time to quit
Cool as a cucumber
To be very calm under stress
Down to the wire
At the last minute
Draw a blank
Can’t remember
Fill in the blanks
Provide more information
Get a kick out of it
Really enjoy/like something
Get your act together
Behave properly
Give it a shot
To try to do something
Have mixed feelings
Be unsure of how you feel
Have second thoughts
Have doubts
In hot water
Be in trouble
In the same boat
Be in the same situation
