Good luck and God bless you.
With a bit of luck, we'll finish on time.
He had the bad luck to break his leg.
Bad luck always comes in threes.
He tried his fortune in another city.
May good fortune come your way in the new year.
Fortune favours the brave.
He made a fortune dealing in stocks and shares.
I was just lucky.
I felt lucky as all my friends were kindhearted.
You a lucky dog.
It was fortunate for us that the rain stopped.
I was fortunate in having a good teacher.
We were fortunate enough to get tickets for Saturday's match.
Luck有good luck和bad luck， 是偶然的结果；