The engines of the ship were out of order and theweather_______the helplessness of the crew (船员)at sea.

While we are developing agriculture andindustry, we must prevent the earth ______.

He needs to work ________ hour ________ night.

I don’t know why she suggested that we _____ the work before dark.

__confidence and the necessary equipment, they failed to rescue the 42 miners trapped in the coal mine.[ ]