John was saved because he was sent to  hospital_______  

I was shocked ______ the cruelty of Tom, a relative of my wife, who not only shouted ____ the
poor man begging for something to eat but also let his violent dog come _____ him.

The speech is strongly impressed ________ my memory.    

The sicentific research on how to protect the rare animals is ________. Many scientsts are working hard
to find new way to raise the animals by man.

—I'm afraid Mr. Wood can't see you until 4o'clock.  
—Oh, ____ I won't wait.

If you give me your photo, I'll give you mine_____.

At that time, China was _____ Japan, so going abroad was extremely difficult.

_____ his immediate help with my sick daughter, I treated him in an expensive restaurant.

I would walk to school every day _____ ride a bicycle.

- Thank God you’re safe!
- I stepped back, just ______ to avoid the racing car.