His notion would be to make use of an advantage when an opportunity offered.

I walked four days, and no opportunity offered for me to get a horse.

This was the thing I had set my mind upon doing, but the opportunity never offered.

People could be made to understand the opportunity offered them here.

And I'll continue to do that in whatever way the opportunity offers itself.

You have given none to me, and would do worse if opportunity offered.

She'd be careful to spread it around when the opportunity offered.

I appreciate this opportunity to offer my views on the program.

"One can but take the opportunities offered to change the future."

In other words, offer her an opportunity for social expression among girls with similar interests and ability.