The2ndWorldInternetConference(大會)washeld

問題詳情：

The 2nd World Internet Conference (大會) was held ________ December，2015 in Wuzhen，Zhejiang Province．

            A．in                                          B．on                                        C．at

【回答】

A

知識點：介詞和介詞短語

題型：選擇題