There had been prior warning of the earthquake. Nevertheless, it came as a shock to the people living in nearby villages.

A. Because they have been working hard they are now very tired.

B. They must be very tired as they have been working all morning.

C. They can be very tired due to working all moming.

D. They were very tired because of a hard working moming.

A. That he smokes all the time I can’t stand.

B. What I can ’t stand about him is the way he smokes all the time.

C. I can ’t put up with what he smokes.

D. I can ’t bear his smoke.

A. A passer-by intervened just when a criminal was trying to attack Jane in the act of going home.

B. Had it not been for the intervention of a helpful passer-by, Jane would have been attacked on her way home.

C. If Jane hadn't got in the criminal's way home, a helpful passer-by would have been attacked.

C. If Jane hadn't got in the criminal's way home, a helpful passer-by would have been attacked.