题目：
| 完形填空。 | ||||
| Obviously, there was a wall separating my father and me. But I was 1 my father's love. Nobody knew how 2 I was when I saw other fathers and 3 walking hand in hand. 4 , for me, it was only a dream. With years going by, I couldn't 5 it any more. So I decided to tear down this 6 into pieces. But I needed courage. Everything began to 7 after I wrote a letter to my father. I can imagine the 8 look on my father's face when he read the letter, which was really a 9 to him. "I am sorry, my daughter. It is my fault that I have 10 your feelings. But I 11 , from now on, I'll try my best to be a good father." My father told me this later. 12 , tears rolled down my cheeks. He ignored my feelings before, but now he really 13 the importance of love and has changed a lot. Now 14 I come home from school, my father will talk with me. He will ask me 15 I get along well with my teachers and classmates and if everything is going well in school. 16 , I have entered my father's world. I opened the door to his heart. My 17 has come true! I have succeeded in gaining happiness by my own 18 and I'll 19 it for ever and ever. He is my father, the only one I have. "Wherever you go, whatever you do, your mother and I will be 20 there for you," said my father. | ||||
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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）3∶2 (1分) （2）Cu(NO3)2 (1分) 重结晶(1分)（3）坩埚(1分) ①3 (1分) ②CD(1分)③2Fe3++Cu==2Fe2++Cu2+(2分)④防止双氧水分解(1分) ⑤Cu+H2O2+H2SO4=CuSO4+2H2O(2分)（1）得到1mol硫酸铜需要转...
