In big cities such as Peking and Shanghai 句中such
In big cities such as Peking and Shanghai 句中such as Peking and Shanghai 是cities 的同位语。我想问；such as 是短语介词吗？整个such as Peking and Shanghai 是介词短语做同位语，对吗？
答：同位关系紧密时不用逗点隔开；同位语只作补充解释时可用逗点隔开。如： His brother John was a world-famous doctor. Jo...详情>>
答：它讨论的是教育中的爱的价值详情>>
答：[4]5、Dietrich人文和社会科学学院(DietrichCollegeofHumanitiesandSocialSciences)该院下设经济系、英语系、...详情>>
答：China's education详情>>
