She wanted to stand, to look properly formal as the occasion might call for.

The occasion calls for action and conviction, not just rhetoric.

Whether you invite guests to dinner or go to a party at a friend's, the occasion calls for wearing something special.

He was ready to fight with his chief when occasion called for it.

He could even slide into second with his spikes just a little high if the occasion called for it.

From now on, he would shoot to kill, whenever occasion called.

But he was not above bending his own rules when the occasion called for it.

He had a couple of dates a month, nothing special, just when the occasion called for it.

Perhaps he felt that the occasion called for such display.

They were ready to go out and join the dancing if the occasion called for it.