__________leaves the room last ought to turn off the lights.
Is he the only one of the students who ________ here just now?
We ________ jump to conclusions before we have all the facts.
It was several years ________ I realized ________ David had lied to me.
The project will help people understand the many threats to the natural environment ________ endangered plants and animals live.
—How do you think I can make up with Johnson?—Set aside ________ you disagree and try to find ________ you have in common.