单选题 请根据下面短文回答下列问题:
One morning in January, 1800, a young boy went to a village in France. He wanted to find some food. The boy looked very strange. He was about twelve years old with black dirty hair. He wore an old dirty shirt, but nothing else.
The people in the village asked him: "Who are you? Where are you from?" The boy didn't answer. Instead, he made strange animal sounds. The villagers gave him some food. He ate only potatoes and drank only water. They were kind to him and began to call him Joseph.
That September, some scientists(科学家) took Joseph to Paris because they wanted to study him. In Paris, Dr. Itard taught the boy and Madame Guerin looked after him. They liked him and changed his name to Victor.
Dr. Itard and Madame Guerin wanted to teach Victor many things. Victor was a good student. He learned to wear clothes and eat with a knife and fork. He could spell(拼写) some words. In three years Victor learned to read and write a little. But he never learned to talk and he never learned to understand speech (讲话).
He lived with Madame Guerin for 28 years. Then he died.

单选题 Why did the boy go to the village?

单选题 Who was Itard?

单选题 When did the boy come to Paris?

单选题 How old was Victor when he died?

单选题 Victor couldn't speak because he ______.