Every Sunday, we sing hymns at church.

He praised her beautiful painting.

He is living in a quiet mountain village.

I learned about the properties of phosphorous acid in chemistry class.

I totally agree with your opinion.

I support that plan.

Aspartic acid is one of the components of proteins.

Carboxylic acids play a very important role in organic chemistry.

My new computer is very fast.

He bought new sunglasses.