Plans have been proposed ______ the largest dam in the world to be built along the Congo river.
On top of the books ____ the photo album you’re looking for.
The time that he ________ in playing computer games each day is about two hours.
We could see the temple quite clearly from _________we lived.
--Excuse me. Is this the right way to No.1 Middle School?--Sorry, I am not sure. But it ______ be.
I’d appreciate _______if you would like to teach me how to use the computer.