Language teaching involves three main disciplines. They are linguistics, psychology and（）.

If the chosen topic for a conversation lesson is too ge...

判断题If the chosen topic for a conversation lesson is too general it will not excite the students, if it is too specific some students will be interested, and others not.（）

Planned conversations usually degenerate into silence o...

判断题Planned conversations usually degenerate into silence or involve only a small number of students.（）

When the readers read to get the general picture, only ...

判断题When the readers read to get the general picture, only the main points are what they are interested in, not the detail.（）