It was decided that friends would gather in the park.

My keys are inside the house.

He is quite a good cook.

I think his Japanese has improved quite a bit, hasn't it?

I am busy with work during the daytime.

I can't see an end to the argument with him.

He is supporting that theory.

We gathered to discuss that issue.

He is passionate about researching pure mathematics.

He is majoring in applied mathematics at university.