Once there was a man in the USA.His name was Sam Wilson.He was born in 1766.He was very friendly and his friends called him Uncle Sam.When he was child of 14,he became a soldier.After the war,he started a factory.He sold meat to the United States Army.He drew the letters "US" on every box of meat.
One day in 1812,a man saw the letters "US''onthe boxes and asked what they meant.The worker didn't tell him that the letters meant "united States". He told him they meant "Uncle Sam".Then in 1813,a newspaper told the storry.People liked the nickname(绰号).So "Uncle Sam" became the symbol of the USA.
Where was Louis Braille born?
When was he born?
What happened to him?
when did it happen?
What did he learn to do at school?
Who went to this school?
What did he make in 1824?
Why is he famous?
He became blind.
Blind children.
To read.
In France.
In 1809.
He helped blind people to read.
The first Braille letters.
In 1812.
参考资料:金山快译