Without the happiness Jing brought to the family, my mother _____ for another six years.

You ______ tell Margaret --- I don’t want her to know about this matter .

—I failed again. I wish I _________ harder.—But you _________.

The girl had been suffering from the lung cancer, yet she acted as if nothing__________ to her     while we were together.

They        have arrived at lunchtime but their flight was delayed.