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外语
What is the passage mainly about? The word "it" in line 12 refers to which of the following?
What is the passage mainly about? The word "it" in line 12 refers to which of the following?
admin
2012-12-22
65
问题
What is the passage mainly about?
The word "it" in line 12 refers to which of the following?
选项
A、Problem.
B、Material.
C、Difficulty.
D、System.
答案
B
解析
这句话的意思是：最严重的问题是可用物质的广泛性及把它组成系统的困难。这里的“it”指的便是“material”。
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本试题收录于：
职称英语综合类B级题库职称英语分类
0
职称英语综合类B级
职称英语
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