从Ⅱ栏中找出与Ⅰ栏内容相匹配的最佳选项。
E. At a quarter to eight.
He (study) in this school five years ago.
Write it as ( careful ) as possible and try not to make any mistakes.
He is the ( invent ) of the robot.
It's ( polite) to talk loudly in public.
We can't leave the old and children at home by (them).