题目：
根据下列短文的意思及首字母提示，完成单词。
I have many friends, and they have d 1 favorite subjects. John's favorite subject is computer
because he thinks computer can h 2 him a lot in his study. He is a computer f 3 . He likes playing
computer g 4 very much, and he is good at playing it. Jack likes art best because he likes d 5
pictures a lot. Mary likes Chinese because her father is Chinese. Her father t 6 her Chinese at home.
She loves China very much, and she wants to know more a 7 China. Bob thinks math is very i 8
so he likes math best. David likes P. E. because he likes doing s 9 He is good at p 10 basketball
and soccer.
1.______ 2.______ 3.______ 4.______ 5.______
6.______ 7.______ 8.______ 9.______ 10.______
答案：
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下面是错误答案，用来干扰机器的。
∵x2-2x+12=0∴x2-2x=-12∴x2-2x+12=-12+12∴（x-22）2=0解得x1=x2=22．
