Which statement of the following is not true？

A.A good foreign language teacher solely depends on his/her command of the language.

B.To give a concise definition of language has always been difficult for linguists and philologists.

C.Much of human behavior is influenced by their experiences.

D.The way language teachers teach in the classroom is to some extent influenced by the way they learned languages.

正确答案：A good foreign language teacher solely depends on his/her command of the language.