Shall we go there by bus?=_ _ we _ _ _ there?

Shall we go there by bus?=_ _ we _ _ _ there?
The dog weights 10 kilograms.=_ _ _ the dog _ 10 kilograms.
We want to search for some information about films in the 1980s.
=We want to _ _ some information about films in the 1980s.
They turned around but could not find any unusual things.
=They turned around but could find _ _.
I don't know how I can get to the museum.=I don't know _ _ _ the museum.