How do you Make a sentence with purview?

Presidents try their hardest but still make mistakes, which makes the people continue to antagonize them for being less than perfect.

crystallization usually takes a long time.

Example sentence - The old mill made a perfect background for our family portrait.

lots of drainage coming out through my ear canal.

Here's two sentences : If something blocks your way, you can't get through.A block is a toy made out of wood or plastic that you can build with.