I take supplements every day to supplement vitamins.

He lost in the match.

She shyly hid her cheeks that had turned red.

In response to the enemy's attack, we are considering a retreat.

I use a microscope for biology experiments.

This fabric has high color fastness, so it is hard for the color to fade even when washed.

I used an optical microscope for an experiment at school.

We will go to the flea market on Sunday.

We went to the free market on Sunday.

I think we should try a different method.