他不适合当经理。

He ___is ___not ___cut ___out ___to ___be a manager.

她意识到自己不适合从事法律职业。

She realized she was ___not ___cut ___out ___for a career in law.

恐怕我不适合当运动员。

I'm afraid I'm ___not ___cut ___out ___to ___be an athlete.