I think _______ask Tim for some advice.—_______. Last time when I turned to him, he refused to help.

It was the middle of the night _____ my father woke me up and told me to watch the football game.

The government of China has________time and time again its position on the relations between China and Japan.

By _____ local doctors and nurses, We hope _____ more patients.

We all think it is Jack, rather than his parents that responsible for his bad manners in public.