There are requirements regarding the structural form of graduation thesis,including the writing of title,author s name,abstract,key words,brief introduction to the author,the text,an outline means determining of the structure of bibliography,etc.

The key point of writing a summary is to read and understand the original; and it is essential to work out a proper title and a brief outline.

This paper,combining with the actual situation in practice,discusses on in-depth interview\'s applicability,limitation,outline,preparation,questioning skills and so on.

Then the teaching methods and learning methods were explored by means of a frame figure about basic contents and important point of amplifying circuits last,the review outline was proposed.