2 Choose the correct alternative.
William Kamkwamba was born in a small village in
Africa. His family wasn't rich, and one day he had to
stop going to school because his parents couldn't pay
for it any more.
However, William didn't give up on education. He
'learned / was learned about science by himself in
the local library. One of the books explained how
electricity ?produced / is produced. William was so
fascinated that he decided to build a windmill. His
windmill 3built / was built from parts of old things
that he found. With the electricity his windmill
produced, he was able to power a few lamps and a
radio in his parents' house.
William quickly became / was became famous not
only in his village, but in the world. Many journalists
visited his village to ask him for interviews. Then he
Sinvited / was invited to universities to talk about
himself and his invention. His story was so amazing
that some people paid / was paid for his education.
Now he is an engineer and an inventor. He ?works /
is worked on projects to improve the lives of people
in his home village and the district. Everything he
creates connected / is connected with green energy​