请选择DCBA2}7E2T't:a/Q:g({7`'Q+VLook. Lucy is_____ a new bike today.:Q6H5X,n3b-g(W+F6Q:Z/J5D5z
A. jumping:Q6H5X,n3b-g(W+F6Q:Z/J5D5z
B. running:Q6H5X,n3b-g(W+F6Q:Z/J5D5z
C. riding:Q6H5X,n3b-g(W+F6Q:Z/J5D5z
D takeing:Q6H5X,n3b-g(W+F6Q:Z/J5D5z