He pushed the door again and again, but it ___ open.

His expression suggested that he _______ ill, so the teacher suggested that he _______ sent to hospital at once.

–My sister hasn’t received any reply from the company yet, so she wants to give up. -- My advice is that she _____ till next week.

On Sunday when I was a child, my father and I _________ get up early and go fishing.

“Your phone number again? I _____ quite catch it.” “It’s 9568442.”