Everything ____ be done to save the ship, and if we fail, it will not be our fault. [ ]

gh she had been ill for a long time, it still came as a shock when she ______ died.

as trying to repair thatstupid machine, but I failed.– Well, you_______.

Life in a British school is different from _______ in an American school.

This isn’t ______ pencil case. I left______ at home.