请认真阅读下面的短文，按要求回答问题。
      Do you know Leonardo da Vinci？He was not only a painter，but also a scientist and an inventor.This year is the 500th anniversary（周年纪念 ） of his death.Let's learn more about this great man.
Growing up
      Leonardo was born in 1452 in Italy.When he was a little boy，he liked to play outside.Later，he moved to a big city.There，he learned how to paint.He also learned many other skills.He always wanted to try new things.
The great work
      The Mona Lisa is one of the most famous paintings by Leonardo.The woman in the painting is smiling.An Italian man once stole the Mona Lisa from a museum in 1911!But because it was so famous，the thief could not sell it.Later，police caught the thief.
Strange writing
      Leonardo wrote lots of notes.But he wrote from right to left.We can only read the notes with a mirror.This kind of writing protects his ideas and secrets.
Fly in the sky
      Leonardo dreamed of flying.He watched flying birds and designed（设计） a flying machine.The machine had two wings like a bat.He also tried to make a helicopter!
（1）根据短文内容判断下列句子正误，正确的写"√"，错误的写"×"。
①Leonardo da Vinci was a great singer.

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×

②The Mona Lisa was Leonardo's great work.

√

√

③Leonardo da Vinci wanted to fly so he bought a flying machine.

×

×

④It is strange that Leonardo wrote from left to right.

×

×

（2）When and where was Leonardo da Vinci born？（根据短文内容回答）

Leonardo was born in 1452 in Italy.

Leonardo was born in 1452 in Italy.

（3）What did his flying machine look like？（根据短文内容回答）

The machine had two wings like a bat.

The machine had two wings like a bat.

（4）What do you want to be when you grow up？（根据自己的实际情况回答）

I want to be a doctor because I want to help other people.

I want to be a doctor because I want to help other people.