一、导语设计 同学们,在学习生活中,我们常常会遇到许多难点和疑惑不解的地方。这时,我们就去请教老师,但是,老师不在怎么办?有些问题老师也解答不了,又怎么办?我们就可以去请教另一位“老师”——工具书。我们中学生手头的工具书有《新华字典》、《成语词典》、《现代汉语词典》等,能解决一些常见的字、词、成语的问题,但它远远满足不了学习和研究的需要。要知道,在浩如烟海的书 First, the design of the lead students, in the study of life, we often encounter many difficulties and puzzled places. At this time, we went to ask the teacher, but what if the teacher is not there? Some teachers cannot answer questions. What can we do? We can then consult another “teacher” - a reference book. Our middle school students’ handbooks include the Xinhua Dictionary, the Idiom Dictionary, and the Modern Chinese Dictionary, which can solve some common problems of words, words, and idioms, but it is far from meeting the needs of learning and research. You know, in the vast books