Krashen sees the learner’s emotional state or attitudes as an adjustable _______ that freely passes or blocks input necessary to acquisition.

What are the five hypotheses Krashen’s monitor theory consists of?

What are the principles of language teaching that Asher believes in?

Please make a comment on the advantages and disadvantages of the Grammar-Translation Method.

There are three aspects in the combination of structural linguistic theory, which later led to the Audiolingual Method. What are they?

What are the four dimensions in terms of language competence entailed in the Communicative Approach according to Canale and Swain?

What disciplines does foreign language teaching involve?

What are the classroom procedures used in the Direct Method?

In the Oral Approach，how are the learners likely to study grammar?

It is Halliday that made the London School of Linguistics one of the most competitive _______ theories in the world.