Lesson 61 Trouble with the Hubble
What is the special importance of a telescope in space? The Hubble telescope was
launched into space by NASA on April 20,1990 at a cost of over a billion dollars.
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| English Article | Word Count | Duration | Accuracy | Speed | Backspace | Error | Slogan |
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| 《新概念二 lesson 61-63》 | 2841字 | 3.0分钟 | 100% | 144 CPM | 34 次 | 0 | 及格，继续努力！ |
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Suggestion:
可能对按键不够熟悉，或者对输入法不够熟练所导致，不要急慢慢来，先打对把准确率提高，然后逐渐的加快速度，最后才能打准打快。
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| Inspirational quotes: 婚姻如同上吊，别以为绳索一拉双脚腾空，就很快结束，事实上，你还得经历一段挣扎，抽搐，窒息，才能到达平静的阶段。 ——朱德庸 | |||||||
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