4. 根据下面所给题目写出一篇不少于80词的短文。写作题目：My View on Reference Books参考范文： Nowadays students often find themselves flooded with all kinds of reference books. Reference books themselves are of no harm. Generally speaking, most of them are helpful and beneficial to our studies. For example, when we are teaching ourselves a foreign language, a good reference book is really a good teacher. However, depending too much on reference books may have some negative effects. To begin with, armed with keys to all the questions, some students seem to know all, and then they will be less attentive in class. Besides, some reference books occasionally provide students with wrong answers, thus making students feel rather confused.

A. 错误

B. 正确