缺词填空。

    Fleming was a poor (1)f            . One day he heard a cry for help coming from a nearby bog (沼泽).

He ran out and saw a boy in the bog (2)c             and trying to free himself. Farmer Fleming saved him.

The boy's father was very rich and he was very (3)g             to Fleming. He told Fleming that he would

like to take Fleming's son (4)w            him and give him a good education and he was sure that the boy

would (5)g            to a good man if he was anything like his father. Later Fleming's son went to famous

medical (医药的) school in London. Many years (6)l           , he became a famous doctor (7)n            Sir

Alexander Fleming. He discovered penicillin (青霉素).

   Years (8)p_______ and the rich man's son was sick.

   What saved him? (9)P_______.

   What was the sick (10)m_______ name? Sir Winston Churchill.