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______ is often the case with a new idea, much preliminary activity and optimistic discussion produced no concrete proposals.
______ is often the case with a new idea, much preliminary activity and optimistic discussion produced no concrete proposals.
admin
2010-02-17
34
问题
______ is often the case with a new idea, much preliminary activity and optimistic discussion produced no concrete proposals.
选项
A、That
B、It
C、This
D、As
答案
D
解析
分析句子结构,空白处应是连词,所以首先排除B和C。但that不能引导非限制性定语从句,所以答案是D。
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专业英语四级
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