请选择ABC8_/F2i4B;t6s.k*[-Did you help me clean my room ?4N.x4`7I8G
-Yes , I _________ .4N.x4`7I8G
A、did4N.x4`7I8G
B、do4N.x4`7I8G
C、does4N.x4`7I8G