The pen I I is on my desk, right under my nose.
A. think...lost
B. thought...had lost
C. think...had lost
D. thought...have lost
网友回答
A. think...lost
(答案→)B. thought...had lost
C. think...had lost
D. thought...have lost
解析：考查时态：语境为：我原以为丢了的确在鼻子底下。可知是过去以为，所以第一空填thought，而丢失这个动作是发生在thought前，用过去完成时：had lost，选B。