Look they seem about you.A. talkB. to talkC. to be talkingD. to be talked

问题补充：

Look, they seem about you.

A. talk

B. to talk

C. to be talking

D. to be talked

答案：

A. talk

B. to talk

(答案→)C. to be talking

D. to be talked

解析： seem后面一般跟不定式，谈论在进行，当然该用不定式的进行时态。