At present/ Bing/ play tennis/ back yard

Câu hỏi: At present/ Bing/ play tennis/ back yard

A. At the present, Bing plays tennis in back yard.

B. At present, Bing are playing tennis in back yard.

C. At present, Bing is playing tennis in the back yard.

D. At the present, Bing play tennis in the back yard.