These are word's grammars related to suppose. Click on any word to go to its word's detail page. Or, go to the definition of suppose.
Supposing may be used with a conditional meaning. It can be used in first, second or third conditional sentences. The speaker invites the listener to imagine a situation:
We use suppose, supposing and what if + present verb form to make suggestions about what might happen:
When we are less certain, we use suppose, supposing and what if + past form to talk about future possibility: