2. 外语
  3. In the meantime, the question facing business is whether such research is ______ the costs.

In the meantime, the question facing business is whether such research is ______ the costs.

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问题 In the meantime, the question facing business is whether such research is ______ the costs.
选项 A、worth
B、worth of
C、worthy
D、worthwhile
答案A
解析 worth是形容词，后面可跟名词或动词ing形式；worth of中的worth是名词，worth前面通常有钱含义的单词，表示估算事物的金额；worthy是个形容词，用法是：This book is worthy to be read/of being read．worth while是形容词，一般作表语，例如：It is worth while to wait/waiting here for a long time．句意：与此同时商业所面对的问题是：这种研究是否值得花费这么多钱。
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