When I was talking to her about her table manners she stared at me as if listening to me

问题补充：

When I was talking to her about her table manners, she stared at me as if listening to me attentively but I could see that her mind somewhere else.

A. wondering

B. walking

C. wandering

D. thinking of

答案：

A. wondering

B. walking

(答案→)C. wandering

D. thinking of

解析：词义辨析。A. 怀疑，想知道； B. 步行 C. 游荡，漫游D. 想起。句意：当我和她谈论她的就餐礼仪时，她盯着我好像认真听我说似的，但是我能看出她的思想已经漫游到其它地方了。故选C。