"Fossilization" is an important characteristic of theA.native language.B.second language.C

外语类 专四 已帮助 人

"Fossilization" is an important characteristic of the

A.native language.

B.second language.

C.target language.

D.interlanguage.

请帮忙给出正确答案和分析,谢谢!

热搜:n维列向量组a1,an-1线性无关,且与非零向量正交