The （） theory of language learning was initiated by the psychologist Skinner, who applied Watson and Raynor’s theory of conditioning to the way humans acquire languages.

填空题Theory is （） in the practice of language teaching. It reveals itself in the assumptions underlying practice, in the planning of a course of study, in the routines of the classroom, in the value judgments about language teaching, and in the decisions that the language teacher has to make day by day.

填空题（） learning emphasizes the task rather than the language in learning process.

填空题PPP stands for Presentation，Practice and （）. In PPP method classes or sequences, the teacher presents the context and situation for the language, and both explains and demonstrates the meaning and form of the new language. The students then practice making sentences before going on to another stage in which they talk or write more freely.

问答题什么是教学模式请举典型例子说明。

填空题The （） view of language sees language as a linguistic system made up of various subsystems: the sound system(phonology); the discrete units of meaning produced by sound combinations(morphology); and the system of combining units of meaning for communication (syntax).