The three major causes for errors are: mother tongue interference,（）,and inappropriate teaching materials or methods.

A（）is a set of procedures or a collection of techniques...

填空题A（）is a set of procedures or a collection of techniques used in a systematic way which it is hoped will result in efficient learning.

When we use the word（）we mean that an idea or theory is...

填空题When we use the word（）we mean that an idea or theory is being applied: that whatever the teacher does, certain theoretical principles are always borne in mind.

At one time（）was called Classical Method since it was f...

填空题At one time（）was called Classical Method since it was first used in the teaching of the classical languages of Latin and Greek.