Watching TV is a kind of relaxation and it also our knowledge.A. not more than ; addsB.

问题补充：

Watching TV is a kind of relaxation , and it also our knowledge.

A. not more than ; adds

B. more than ; adds to

C. no more than ; adds to

D. more than ; adds up to

答案：

A. not more than ; adds

(答案→)B. more than ; adds to

C. no more than ; adds to

D. more than ; adds up to

解析：短语辨析。More than不仅仅，非常；not more than不超过；no more than仅仅；add to增加； add up to共计达…句意：看电视不仅仅是一种放松，它还能够增加我们的知识。故B正确。