______ better in the 2010 world expo is the duty of every citizen in Shanghai.

分类: 作业答案 • 2021-12-31 13:21:06

问题描述：

______ better in the 2010 world expo is the duty of every citizen in Shanghai.
A.Being served B.serving C.serve D.Having served
为什么?要怎么翻译?

答

更好的,就是还没有发生,所以是将来时,这道题是用现在进行时表将来的,所以+ing
为更好地在2010上海世博会尽每个公民的义务.
171819sss随时为你解答.
教育科学火箭团（土豆团）为你解答.