Before the 1980 ’s，language teaching usually focused primarily on the learning results，but later scholars realized that teachers should pay attention to and strengthen the process of educational activities．Therefore，this paper starts from the basic principles of language acquisition theory and then proceeds to the instances of concrete application of the method of “TPR”，“VT ”in the Japanese Intensive teaching，focusing on three aspects: 1) how to increase the “quality ”and " quantity " of " comprehensible input" in grammar teaching of intensive reading course;2) how to encourage the students to absorb the external language knowledge into the formation of " automation" by taking the example of the conversation in intensive reading course; 3) how to reduce students' affective filter in order to improve the teaching efficiency by taking the example of Elementary Pronunciation Teaching in intensive reading course.Finally，based on the records and introspection of teaching practices，this paper summarizes the laws of students＇ language acquisition process，teaching methods and principles of prevailing circumstances that should be followed in the basic stage of intensive reading course．