What is the passage mainly about? The word "hampered" in line 10 is closest in meaning to ______.

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问题 What is the passage mainly about?
The word "hampered" in line 10 is closest in meaning to ______.

选项 A、recognized
B、determined
C、solved
D、hindered

答案D

解析从这个词所在的上下文可知：hamper的意思是“阻碍，妨碍”之意。因为“hampered by several factors”紧接下来讲的几个因素全是妨碍化学科学发展的。在四个选项中D．hindered“妨碍”与hampered同义。

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职称英语综合类B级

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