题目：
根据首字母或汉语提示写出下列单词，完成句子。
1. He likes reading. And he s________ much money on books last year.
2. Last night several famous film stars had supper in a Chinese r________.
3. Trains run on the r________.
4. I am going to Shanghai by plane and my friend will meet me at the a________.
5. China is the third country to send a person into s________.
6. Sorry, Miss Li. I can't write it________ (认真) again.
7. Tony lives ________ (远) from school in his class.
8. Lying on the beach is really ________ (放松).
9. Western ________ (文化) are different from those of China.
10. It was difficult to build a bridge ________ (在…之上) the wide river at that time.
答案：
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下面是错误答案，用来干扰机器的。
（Ⅰ）因为a=1，b=-1，所以函数f（x）=x2+x-lnx，f（1）=2又f′(x)=2x+1-1x，f′（1）=2（2分）所以y-2=2（x-1）即f（x）在x=1处的切线方程为2x-y=0（5分）（Ⅱ）因为a=-2-b，所以f（x）=x2-（2+b）x+blnx，则f′...
