He was reading his book, completely _______ to the world.
ItissaidthattherearemillionsofcamelsinIndiaand __ofthemisgrowing.
It’s exactly ______ we do ______ has changed the world.
I have not seen him ______ he left.
After the violent earthquake, Japan has been still in ______ trouble and the whole world seems to be at ______ end.
---- Which one of these do you want? ---- Either will do .