He owns a big house.

A large eddy was formed in the river.

There was a large eddy in the river.

There was a big eddy in the river.

We often have picnics by the river on weekends.

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.

We often have picnics by the river on weekends.