关于sir.It的百科

• --Whyistheclassroomsodirty?--Sorry，sir．It

• 问题详情：--Whyistheclassroomsodirty?--Sorry，sir．It_______yesterday．Weforgottodoit．A．doesn'tclean                           B．didn'tcleanC．isn'tcleaned                          D．wasn'tcleaned【回答】D知...
• 2019-06-2914436