()13.(2015.安顺)一WhenisLangLang9scon-cert?—It'sthreeo’clocktheafternoonofDecember18th.A.at;inB.at;onC.on;inD.in;on

Question

() 13. (2015.安顺) 一When is Lang Lang9s con- cert?

—It's three o’clock the afternoon of December 18th.

   A. at;in   B. at;on

   C. on;in   D. in;on

Answer 1

13. B