Some teenagers turn a deaf ear to their parents’ advice, _____ they know it does good to them.
Please get someone _____ the washing machine. I want to get it _____ as soon as possible.
On entering the office, I found Mr. Thompson _____ at the desk and _____ something.
_____ how to express the idea in English, he turned to the dictionary.
You'd better not have the light _____ all day long.
I had Helen's brother _____ the windows, but Helen had them _____ instead.