.第四部分短文改错：（共10小题，每小题1分）　　此题要求改正所给短文中的错误。对标有题号的每一行做出判断：如无错误，在

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第四部分短文改错：（共10小题，每小题1分）
　　此题要求改正所给短文中的错误。对标有题号的每一行做出判断：如无错误，在该行右边横线上画一个勾（√）；如有错误（每一行只有一个错误），则按下列情况改正。
　　该行多一个词；把多余的词用线（＼）划掉，在该行右边横线上写出该词，并也用斜线划掉。
　　该行缺一个词；在缺词处加一个漏字符号（∧），在该行右边横线上写出该加的词。
　　该行错一个词；在错的词下划一横线，在该行右边横线上写出改正后的词。
注意：原行没有错的不要改。
When my father bought me a computer as gift 76. _________
in last year, I felt very excited. As we all know, computers 77. _________
are getting more and more usefully now. Much information 78. _________
can be stored in them. We can also learn that has lately 79. _________
happened in the world in the Internet. In the past, people had 80. _________
to do lots of work which were very dangerous. Now, computers 81. _________
can do it instead. When an exam is coming, I often did some 82. _________
exercises on my computer. Then it will correct it and tell 83. _________
me the right answers. In this way it is easy for me to84. _________
prepare an exam than before. The computer has become85. _________
my real friend.