1) Don't trust him; he's a nasty piece of work.

2) You'd best steer clear of him, Manderley, he's a nasty piece of work.

3) A nasty piece of work, vicious and venomous as a viper!

4) A nasty piece of work!

5) He's a nasty piece of work, don't you know?

6) Cyril and Wyatt had gone around together with that other boy, that Donald, who was a nasty piece of work.

7) I wouldn't want to annoy the bouncer on the door of the night club; he's a nasty piece of work.

8) I've cross-examined a lot of mass murderers, but he was a nasty piece of work.

9) Beware of tom! He looks nice at first sight, but finally you will find him a nasty piece of work.