问题详情：
![TheChinesegovernmenthasbeenmakinggreatefforttodevelopth...]( "TheChinesegovernmenthasbeenmakinggreatefforttodevelopth...")
The Chinese government has been making great effort to develop the west of China, ________， I dare say, has benefited the people there.
A．what B．whatever
C．which D．as
【回答】
解析：考查定语从句。句意：**一直致力于发展西部地区，我敢说，这已经使当地人受益匪浅。which引导非限制*定语从句，替代前面的句子。I dare say 是*入语。
*：C
知识点：定语从句
题型：选择题
