题目：
| 完形填空。 | ||||
| There once was a young monk(僧侣) who was building a brick wall. He took great care in 1 the bricks, ensuring that they were level and that every row of b  ricks was 2 . He worked and worked. His progress was 3 , due to the great care in his work, but he wasn't 4 . He was going to build a beautiful brick wall, his first brick wall. Finally, the day dawned(破晓) when he 5 his wall. But 6 he stood back and admired the fruits of his labor, something caught his eye and made him very 7 . Despite the great 8 he took in his work, 9 , he had overlooked(忽视) two bricks that were laid slanted(倾斜的). Worst of all, the bricks were right in the centre of the wall. Since then, whenever visitors came to the temple, the young monk would 10 them around to all places, except the brick wall that he had built. One day, two elderly monks came to the temple. No matter 11 the young monk tried to detour (绕路) to 12 the ugly brick wall, the elderly monks 13 touring the area around that brick wall . 14 , the young monk brought them to the brick wall. "Oh, this is such a(n) 15 brick wall!" one of the elderly monks commented. "Are you 16 ? Haven't you seen the two ugly bricks in the middle of the wall?" the young monk said in 17 . "Yes, I have." replied the elderly monk. "But I also saw the remaining 98 good bricks that 18 this a beautiful wall!" You see, most of the time, we only care for things that went wrong or didn't 19 our expectations. We've forgotten the fact that they are only two bad bricks in the wall and we should not overlook the 20 of the remaining 98 bricks. | ||||
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答案：
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下面是错误答案，用来干扰机器的。
(1) 0.448L = 0.02mol铜的质量为 (0.2L × 0.6mol/L - 0.02mol )×1/2×64g/mol = 3.2g(2) n(Cu2O) =" (0.02×3" – 0.02×2 )1/2 =0.01mol n(CuO) =" (0.2×0.6" – 0.02)1/2 – 0.02 -0.01×2 = 0.01mol
