试题题干
Harold Palmer and his like believed that the knowledge of some （） core words would be quite helpful in English language learning.
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正确答案：
试题解析
哈罗德·帕尔默等人认为，大约2000个核心词汇的知识在英语学习中会非常有用。
Harold Palmer and his like believed that the knowledge of some （） core words would be quite helpful in English language learning.
哈罗德·帕尔默等人认为，大约2000个核心词汇的知识在英语学习中会非常有用。