请选择CBA4F4q-_3s.F________ you _______ your grandparents last weekend?/q6x0b4N9e2b,S8b/h-A*A
A. Did; visited/q6x0b4N9e2b,S8b/h-A*A
B. Did; visit/q6x0b4N9e2b,S8b/h-A*A
C. Do; visited/q6x0b4N9e2b,S8b/h-A*A