They've given the green light for us to use them.
They were given the green light to become the first.
They were then given the green light to try to have children.
He has given the schools the green light for change.
I gave him a green light for the new test.
If given the green light, work would be complete in late 2011.
Local commercial radio was given the green light in the 1990s.
I had given her the green light to go that far.
The show was given the green light and started production.
They gave me a green light and a stop sign.