He eats fruit every morning.

In organic chemistry class, I learned about the reactions of octyne.

He used a blank map to sketch out his travel plans.

We advanced into the depths of the forest.

He started his own business as a university-era passion project.

His arrogant attitude irritated me.

He took a deep breath to calm himself down.

His behavior gave me a sign that there might be a problem.

He doesn't care much about other people's opinions.

No matter what you say, don't worry about it.