Idioms with come and go

I refused to pay the mechanic's bill in full because the work didn't come/ go up to scratch.

She's always love Tom Cruise, so meeting him at the film premiere was a dream come true / gone true.

As far as rooms come/go it was OK , but it was nothing special.

When it comes/goes sailing. I know almost nothing.

My brother passed his driving test at the sicth attempt, which just comes /goes to show that you should never give up.