My teacher was so sagacious, he knew everything.
The academically inclined aren't necessarily sagacious when it comes to "street smarts."
'Would you like this candy or these desserts to follow the meal?'This is being used as an indicator for a singular item, and these is being used as an indicator for multiple items.See the related...
I have decided to clean out my garage next week. - as a verb we are having a clean out at home on the weekend. - as a noun
When I prepare to write a speech, the idea summary will be found in the topic sentence.