请改正下列短文中的错误。
A science theory is the result of a science method. __________
Scientists look at the world and try to describe and explain how they see. First, they observe what they __________
are interested in careful. To explain what they have seen, __________
they build a theory about the way which things __________
happened and whether it can predict future events. If what __________
they are observing can be tested on a practical way, __________
scientists will use experiments. But if, as Hawking, they __________
are studying something which is too large or too difficult to _________
observe directly, they will use a model to test the theory.
People who listen to Hawking's lecture sometimes find this _________
difficult to understand him, because his thoughts and ideas
often seem as large as the universe he is trying describe. __________
短文改错（共10小题，每小题1.5分，满分15分）
文中共有10处语言错误，每句中最多两处。错误涉及一个单词的增加、删除或修改。
增加：在此处加一个漏词符号（∧），并在其下面写出该加的词。
删除：把多余的词用斜线（＼）划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的词。
注意：1. 每处错误及修改均仅限一词；
2. 只允许修改10处，多者（从11处起）不计分。
The findings of a recent survey suggests that students are not happy with
multimedia approaches in education. They feel that they learn much effectively
when traditional methods are used. The students interviewing said they thought
the teacher played a important role in their learning. They found listening to the
teacher, taking note, and using a textbook suitable for their age group really
help them understand and remember the content of their lessons. They also
found that answering questions that had been written on the board very helpfully. They valued the chance to carry practical, hands-on work, either.
假如英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10出语言错误，每句中最多有两处，错误涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏词符号（Λ），并在其下面写出该加的词。
删除: 把多余的词用斜线（\）划掉。
修改：在错的词下滑一横线（_），并在该词下面写出修改后的词。
注意：1.每处错误及修改均仅限一词；
2.只允许修改10处，多者（从第十一处起）不计分。
I firmly believe that everyone in the world loves his mother. So am I. My mother is a ordinary teacher. She always works hardly, just as other mothers do every day. In fact, she isn’t good health. She had been suffering from arthritis (关节炎) for many years. In spite of this, he never stops working or gives up hope. I still remember the day that my mother received a card of congratulation for Teachers’ Day from her director. The card was read “Thank you for your hard works; Happy Teachers’ Day to you!” At that moment, I was so moving that tears came to my eyes. I am proud of my mother.
假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。错误仅涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号(∧)，并在其下面写出该加的词。
删除：把多余的词用(＼)划掉。
修改：在错的词下画一横线，并在该词下面写出修改后的词。
注意：1．每处错误及其修改均仅限一词；
2．只允许修改10处，多者(从第11处起)不计分。
Young people have different attitude towards music．As we all known，most people throughout the world love music．Anyway，nowadays young people have begun to show enthusiasm for pop stars．
Many young people have a greatly passion for different kinds of pop music．They buy CDs and to download songs from the Internet．They enjoy the excitement pop music bring，and try to convey their own ideas in pop music．
As far as I concerned，we cannot deny that pop music is an essential part of our life．However，follow pop music blind should be discouraged．That we should do is to take a more critical attitude towards the pursuit of pop music．
假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。错误仅涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号(∧)，并在其下面写出该加的词。
删除：把多余的词用斜线(＼)划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的词。
注意：1．每处错误及其修改均仅限一词：
2．只允许修改10处，多者(从第11处起)不计分。
I was not good in math in the first year of junior high schoo1．Having been failed so many times in math exams，I was anxious about the subject．Every time I tried hardly to work out a math problem，I was afraid of making mistakes，that really made me feel helpless．Luckily，I met a nice math teacher in second year. She told me that I didn’t need to worry about making mistakes because I could find out my shortcomings through my mistake．She always encouraged myself to try again whenever I make a mistake．Thanks to my teacher’s encouragement，I became interesting in math and made rapid progress．My experience proves that failure was the mother of success and that we can learn a lot from our mistakes．
假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有l0处语言错误，每句中最多有两处。错误仅涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号(∧)，并在其下面写出该加的词。
删除：把多余的词用(＼)划掉。
修改：在错的词下画一横线，并在该词下面写出修改后的词。
注意：1．每处错误及其修改均仅限一词；
2．只允许修改l0处，多者(从第1l处起)不计分。
My grandparents live in the countryside．They keep a dog calling Ah Bao．One day my grandparents go to work in the fields，taking along my little brother and Ah Bao．My brother and Ah Bao came to a river nearby and enjoyed himself. My brother was trying to catch a butterfly while he fell into a river．Ah Bao barked and immediate jumped into a water．Hearing about him barking，my grandparents hurried there and saw Ah Bao swimming towards the bank carrying my brother .Ah Bao did all he could save my little brother,that moved all the people present．Everyone praised Ah Bao for his brave and kindness．