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题目内容
（佳木斯大学语言治疗学）
Adult educatiohas become popular _______. ( )
·because many old people are changing their professions
·because some people are looking for better jobs
·because they have high costs for repairs and advanced technology
·all of the above
·because many old people are changing their professions
·because some people are looking for better jobs
·because they have high costs for repairs and advanced technology
·all of the above
参考答案
