You can use Chinese to initiate, sustain, and close basic communicative tasks.

您能使用汉语开始，进行和结束交谈。

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The inclusion of communicative tasks does not mean that grammar isn't important.

包含了交际任务的内容并不意味着语法不重要。

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Many top students can speak fluently, but cannot fulfill communicative tasks because of lacking in cultural knowledge.

许多学生英语说得很流利，但是却不能很好地达到交际的目的，主要是因为缺乏对文化知识的了解。

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