Listening, speaking, reading, and then writing _______ the basic order in language learning. ( 章节：5 难度：3)_做题室

单项选择题Listening, speaking, reading, and then writing _______ the basic order in language learning. ( 章节：5 难度：3): A、assists; B、constitutes; C、establishes; D、founds

正确答案：B
答案解析：
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