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John Smith was a high school student. John was a very good math student. He loved his computer. He worked with it every evening a_______ school. But John was not very good at English.

He got an F in his English class. One night, John connected his computer to the computer in his high school office. The school office computer had the grades of all the students: the math grades, the science grades, the grades in art and music, and the grades in English. John searched t_______ the school files. He found his English grade: an F. Then he c_______ English grade from an F to an A. John's parents looked at his report card and they were very happy.

“An A in English!" said John’s dad. “You are a very smart boy, John. ”

John is a hacker (黑客). Hackers know how to take information from o_______ computers and put new information in. School headmasters and teachers are worried about hackers. S_______ are the police. In the movie War Games, a high school hacker entered the computer of the United States army.

He almost started World War III! This probably could not h_______ in real life, but hackers can commit crimes (犯罪). These criminals (罪犯) are called crackers (解密高手). They take money from bank computer accounts and put it into their personal accounts. And they never even have to leave home to do it!

1.a________

2.t________

3.c________

4.o________

5.S________

6.h________

八年级英语单词填空中等难度题

少年,再来一题如何?
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