No wonder he had kept out of her way.

No wonder this guy couldn't keep his cases straight.

No wonder he had kept open house, this evening.

No wonder the poor man can hardly keep his yearnings under control.

No wonder the neighbors would rather keep this one to themselves!

No wonder he was keeping his back to her.

But his wonder has still kept growing; and I think the reader's will also, if he consider it ripely.

No wonder subsequent actors kept a respectful distance from the play.

No wonder she kept shooing Sara out of her house.

No wonder my father kept it all to himself, running this agent in person.