试题题干
The cognitive theory suggests that language acquisition involves constant practice until 
is achieved.
参考答案
试题解析
The task of language acquisition is very complex because it involves constant practice and integration of different aspects of the task until automaticity is reached. 语言习得的任务非常复杂，因为它涉及到任务的各个方面的不断实践和整合，直到达到自动化程度。