InChina,red　　　celebrationsandpeople　　　thiscustom(习俗). ...

问题详情：

 In China, red 　　　 celebrations and people 　　　 this custom (习俗).

          A. is used for; are used to

          B. is used to; are used for

          C. is used to; are used to

          D. is used for; are used for

【回答】

A

知识点：动词和动词短语

题型：选择题