When writing a thesis, it is necessary to describe and evaluate the teacher's guidance in detail. The following are some writing ideas and points for your reference:

1. Introduce the time and method of teacher's guidance: describe the frequency and method of teacher's contact with himself in the process of writing papers, such as meeting once a week, email communication, etc.

2. Evaluate the professional level of teacher guidance: whether the teacher has relevant professional background and experience, and whether he can give constructive guidance and suggestions in thesis writing.

3. Describe the contents and methods of teacher guidance: describe in detail the specific guidance and help provided by teachers in the process of writing papers, such as reading and modifying papers, guiding research methods, providing references, etc.

4. Evaluate the effect of teacher guidance: describe the effect of teacher guidance, such as improving the quality of papers and mastering academic knowledge.

5. Summarize the importance of teachers' guidance: Summarize the important role of teachers in the process of thesis writing, such as providing professional guidance and help for themselves and improving their academic level.

Finally, when writing, we should objectively evaluate the teacher's guidance, not only to express our gratitude, but also to avoid exaggerating or belittling the teacher's guidance.