--Do you want to play tennis?Yes I .A. a wantB. the doC. an does D. / do

问题补充：

--Do you want to play tennis?

--Yes, I .

A. a, want

B. the, do

C. an, does

D. /,do

答案：

A. a, want

B. the, do

C. an, does

(答案→)D. /,do

解析：第一空考查冠词用法。球类前不加冠词，所以第一空不填，第二空是对一般疑问句的回答，此题一般疑问句为Do you want to play tennis?肯定回答应用Yes, I do.所以选D。