Which sentence structure is “S+V+P”

Scientists are warning that ________ emissions of carbon (碳排放) are cut, we could be heading for an environmental disaster

Peter______ and wept when he saw the deer that he had shot

It ______ me all of a sudden that I might have left my schoolbag on the bus.

Hurry up, kids! The school bus is coming. We have ______ time left.