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题目内容
（佳木斯大学语言治疗学）
The Critical Period Hypothesis is still controversial/debated, because ___.
·both positive and negative answers have beegiveby researchers
·no researches have beedone
·the hypothesis does not exit at all
·researchers are not interested iit at all
·both positive and negative answers have beegiveby researchers
·no researches have beedone
·the hypothesis does not exit at all
·researchers are not interested iit at all
参考答案
