If you have lost a library book, you have to ___it.
We want to know he will come back, as we are worried about his safety.
The football match was really fantastic, _________ when John scored in the last minute.
—Amy, why are you still here? They are ready to start.—I’m sorry, but I when to meet.
Mary has many nice dresses. She wears a different one every day the week.
________ TV drama You Who Came From the Stars tells a love story between a 400-year-old alien and ________ attractive human girl.