问题
选择题
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
答案
答案：B
句意为：我以为已丢了的钢笔却在我的桌子上，就在眼皮底下。thought 是过去时，“笔丢失了”是在“thought”之前，所以用过去完成时。