Alumina is a white crystalline compound.

I rely on my friends for support.

I need to separate the colors from the whites before doing the laundry.

The knife is not sharp.

The traffic signal turned red, so I stopped my car.

I acknowledge that I made a mistake.

The two nations decided to ally for mutual defense.

In a buyers market, there is an excess of goods and prices are lowered, making it advantageous for buyers.

The horror movie was so horrible that I couldn't sleep at night.

I need a bit of sugar for this recipe.