Words similar to do--which

Example sentences for: do--which

How can you use “do--which” in a sentence? Here are some example sentences to help you improve your vocabulary:

I did notice that he never explains what Healtheon is going to do--which contributes to the hilarity of the scene in which the venture capitalists and Wall Street wizards throw money at Clark because they're terrified of missing out on the new new thing.
They have the ability to do what they want to do--which is to hurt us."