题目内容：

What will the future be like? It’s possible that we may often fly up into space! Out of all the Coolest inventions of the year, Times chose Spaceship One as the best.

Spaceship One is a 6-meter-long white spaceship. On June 21st, American pilot Mike Melvill flew it to space and back---about 100 kilometers up into the sky. ①Some might say it’s not a big deal. You know, people went to the moon years ago.

Well, Spaceship One is special because it is the first spaceship that wasn’t made by the government. A private（私人的）US company built and launched it. ②许多人想去太空旅行。But it’s too expensive. American millionaire(大富豪) Dennis Tito paid almost US＄20 million to become the first space tourist to visit the International Station in 2001. So private companies began to think of making their own spaceship to take other tourists up into space. The success of Spaceship One is a good start. In the next 10 to 15 years,  ③if you pay ＄20,000 to ＄100,000 for it, you could fly high above the earth.

④What about having your own spaceship in your garage(车库) and taking it to space at the weekend?

1.将①处画线部分的句子翻译成汉语:

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2.将②处画线部分的句子翻译成英文:

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3.将③处画线部分的句子改为同义句:

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4.改写④处画线部分的句子：

_______ _______ have you own spaceship in your garage?

5.Imagine (想象)what the future will be like.

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