The head teacher said we had only three days to finish the project.—Don’t worry. We have already ________ two thirds of it.

下列特殊句式不同于其他三项的一项是（ ）

Maybe you have been to many countries , but nowhere else _____ such a beautiful palace . [ ]

The________woman_______Shanghai since herhusband______ in 1990．

The seller _________ the CD player for $50, but the customer offered $30.