Fiveofthe12bronzeanimalheads       toChina,withsevenot...

问题详情：

 Five of the 12 bronze animal heads        to <?xml:namespace prefix = st1 />China, with seven other ones still issing.

A. returned                                  B. had returned  

C. have been returned                   D. have returned  

【回答】

知识点：其他

题型：选择题