题目

The owner of the cinema needed to make a lot of improvements and employ more people to keep it running, ______ meant spending tens of thousands of pounds. A. who             B. that              C. as                D. which 答案：D 解析: 考查定语从句。引导非限制性定语从句，先行词是整个主句，用as或which；但用as，且在从句中作主语时，谓语一般有be，但which则不受此限制。

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