When practicing Task-based Language Teaching, the class bears the following features EXCEPT_____. A: language is text-based and discourse-based; B: lexical units are in central langage use and language learning C: conversation is the cental focus of language and keystone of language acquisition D: activities provide both the input and output processing necessary of language acquisition<br>

______ suggests to learn a foreign language directly as we learn native language A: Second language acquisition B: Foreign language acquisition C: First language acquisition D: Third language acquisition

（） is the acquisition of material and services from other companies.

SCADA（Supervisory Control And Data Acquisition）即（）。

We should ____________(acquisition) more firsthand information.

Which of the following best describes first language acquisition?

语言获得装置（language acquisition device简称LAD)

Language acquisition is the conscious learning of a language through standard education

Comprehension, production, acquisition and practice are the major strands of psycholinguistic research.

LASS（language acquisition support system 语言习得支持系统）