“Make it or break it”

“A gray area”

A situation that is unclear or not clearly defined.

“A golden opportunity”

A very good chance to do something valuable.

“A matter of time”

Something that will certainly happen eventually.

“A losing battle”

A fight or effort that is unlikely to succeed.

“A long way off”

Far in the future or far from being ready.

“Cut it close”

To leave very little time before a deadline.

“A level head”

Calm and sensible thinking.

“Can’t make head or tail of”

To be unable to understand something.