Are you good at playing guitar or basketball?A. the theB. the aC. / theD. the /

问题补充：

Are you good at playing guitar or basketball?

A. the, the

B. the, a

C. / , the

D. the, /

答案：

A. the, the

(答案→)B. the, a

C. / , the

D. the, /

解析：句意：你擅长弹吉他还是打篮球？这里play+the+国际乐器，乐器前必须用定冠词；play+球类运动，球类运动前不能用冠词；故选B。