Contamination of water supplies is usually
due to poor sanitation close to water
sources, sewage disposal into the sources
themselves, leakage of sewage into distribution
systems or contamination with...
English Article | Word Count | Duration | Accuracy | Speed | Backspace | Error | Slogan |
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《NCE4L38 Water and the traveller新概念4-38水和旅行者》 | 2143字 | 15.0分钟 | 100% | 189 CPM | 95 次 | 0 | 良好,向更快挑战! |
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: 成功,是内心的造就。 ——拉尔夫.M.福特 | |||||||
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