----Where is Tom now Millie?----I saw him in the street a moment ago and I told him .A.

问题补充：

----Where is Tom now, Millie?

----I saw him in the street a moment ago and I told him .

A. playing; don’t do so

B. playing; not to do so

C. play; to do so

D. play; don’t do so

答案：

A. playing; don’t do so

(答案→)B. playing; not to do so

C. play; to do so

D. play; don’t do so

解析：句意：米莉，汤姆现在在哪里？刚才我还早大街上看见他玩耍来。我告诉了他不要那么做。See sb doing sth意为“看见某人正在做某事”，强调动作的正在进行；tell sb not to do sth意为“告诉某人不要做某事”，故选B。