--Oh Kate! Glad to see you again. It my pleasure to see you here.---Me too.A. adds in B.

问题补充：

--Oh, Kate! Glad to see you again. It my pleasure to see you here.

---Me, too.

A. adds in

B. adds to

C. adds up

D. adds up to

答案：

A. adds in

(答案→)B. adds to

C. adds up

D. adds up to

解析：句意：Kate很高兴见到你。在这儿见到你增添了我的快乐。此处add to意为：增加。