Put your best foot forward and you will succeed.
We will spare no pains to support you.
I was straining every nerve to catch what they were saying but they were sitting just a bit too far away from me.
He bent his mind to his business.
The team is going all out to win the championship.
Don't worry about the exam, just do your best.
He knocked himself out to get there on time.
I've been beating my brains out all weekend to get this script written.