（）Tom________busyyeaterday.A

请选择CBA6@0o'g9y+];x9f Tom ________ busy yeaterday.7I(Y0W+h/{5?2z-?.w6Y;m

A、did7I(Y0W+h/{5?2z-?.w6Y;m

B、 was7I(Y0W+h/{5?2z-?.w6Y;m

C、were7I(Y0W+h/{5?2z-?.w6Y;m