–You seemed to have been impressed by his songs.--Well, not exactly so. It was his way of singing _____his voice that really impressed me.

However _____ they are designed, pens should function as a tool to write with.

We are taught that business letters should be written in a formal style           in a personal one.

Mr. Smith is ______ to attend the party to be held next Wednesday.

There are citizens who support graffiti, saying it’s a welcome addition to _________ dull street.