I don’t know if she___________. If she __________, please let me know.

Two years later, her father disappeared, never to be_________ again.

How much shall I pay for the phone call? — You ________. This is free of charge.

She was late for the party.—That’s _________she had forgotten the exact time

－I’m so sorrythat you didn’t win the skating marathon.－How long_____ you ______－I skated for5 hours.