NanjingLishuiStrawberryFestivalopened

問題詳情：

 Nanjing Lishui Strawberry Festival opened ______ March in Fujiabian Modern Agricultural Park this year.

  A. on               B. at             C. in               D. to

【回答】

C

知識點：介詞和介詞短語

題型：選擇題