Otherwise, there will be no communication and the learning of language by younger generations will not be possible.

[单选题]Unlike animal communication systems, human language is__________.A.stimulus

[问答题]()A good memory is a great help in learning a language.

[问答题]A good memory is a great help in learning a language.

[单选题]Which of the following is characteristic of children in learning a foreign

[问答题]This sectionoffers ideas for language learning activities. Try out these ac

[问答题]Memory is very important in our life.A good memory is great help for learni

[问答题]Memory is very important in our life.A good memory is great help for learni

[问答题]Memory is very important in our life.A good memory is great help for learni

[问答题]Memory is very important in our life.A good memory is great help for learni

[问答题]Memory is very important in our life.A good memory is great help for learni

[名词解释] 世代交替（alternation of generations）