—Why didn’t you come to my birthday party last night? —I planned to, but my parents simply not let me out so late at night.
Tom_______two of his classmates_______invited to the party.
—Are you worried about her safety? —Just_______. She isn’t alone.
Could I speak to_______is in charge of International Sales please?
A modern city has been set up in_______was wasteland ten years ago.
It has been a long time for human to make _____ to reach the moon.