解析　细节理解题。由文章第一句astronaut Zhai Zhigang became the first Chinese man to walk in space on Saturday结合倒数第五段可知答案。

　　答案　C

　　53．The following statements are true EXCEPT ________.

　　A．the lubricant put outside the capsule was a test sample

　　B．it took Zhai Zhigang about 20 minutes to return to the craft safely

　　C．many televisions and newspapers around the world reported the event

　　D．there is an aerospace control center in the capital

　　解析　答案　B

　　54．The significance of the space walk is that ________.

　　A．the astronaut can work outside the spacecraft

　　B．it marks a successful step towards China's longer­term goal of building a space lab as well as a space station

　　C．it has attracted tens of millons of people to watch the walk

　　D．the Chinese­made space suit can be used in space

　　解析　答案　B

　　55．What does the underlined word “clean” mean in the passage?

　　A．Healthy.

　　B．Paid­off.

　　C．Not dirty.

　　D．Clear.

　　解析　

　　答案　A四、写作(共两个写作任务，满分35分)

　　写作一(满分15分)

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