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。

　　Some students think a difficult exam is just like a challenge but that the more difficult it is, better it will be.They say a difficult exam can help students in find out where they are weak in their studies and improve our learning methods.However, others were against a difficult exam.In their opinion, if it is very difficult, they may be discouraging and feel terribly about their studies.I prefer an exam either too difficult nor too easy.A very easy exam makes it difficult for teacher to learn how we are getting on to our studies, while too difficult an exam makes us lose heart.

　　答案：

　　Some students think a difficult exam is just like a challenge

　　that the more difficult it is, better it will be.They say a difficult exam can help students

　　find out where they are weak in their studies and improve

　　learning methods.However, others

　　against a difficult exam.In their opinion, if it is very difficult, they may be

　　and feel

　　about their studies.I prefer an exam

　　too difficult nor too easy.A very easy exam makes it difficult for

　　to learn how we are getting on

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