Go after something
Go after something means to try to achieve or accomplish something
Kimberly went after her childhood dream and is now an Olympic ice skater.
Stick to something
Stick to something means to continue doing something or limit yourself to one particular thing
If one wants to maintain good health they must stick to an exercise program.
My friend suggested that I try jogging for exercise, but I decided to just stick to riding a bicycle.
Sort something out
Sort something out (sort out something) means to organize something or resolve a problem
I always sort my bills out at the end of the month.
I always sort out my bills at the end of the month.
Sleep over means to stay somewhere away from your home for the night
My friend slept over last night because he drank a little too much to drive home safely.
Show off means to act extra special for people watching (usually boastfully)
I have never liked people who show off.
Set someone up
Set someone up means to trick or trap someone
The criminal was found not guilty because the police set him up.