It's impossible to finish this quickly.

He learned about the life of the Eta in his history class.

He finished all his homework yesterday.

Ahem, let me start my presentation.

In Japanese grammar, we use the causative form to make expressions that make others do something.

He couldn't help but pass the exam.

The use of mobile phones is prohibited during class.

There is a class observation at my son's school tomorrow.

He lost everything.

She is planning a date with her current boyfriend.