He has a one-track mind, so if he fails once, he never tries the same thing again.

He paid hush money to the police.

I'm going shopping because I'm out of soy sauce.

He has the ability to control the command zone.

My father is spreading phosphate fertiliser in the field.

In physics, momentum is defined as the product of the mass and velocity of an object.

I bought a new measuring spoon.

Watching his graduation ceremony, I was filled with immeasurable deep emotion.

Amphoteric oxides have the characteristic of reacting with both acids and bases.

Aluminum is an amphoteric oxide, it reacts with both acids and bases.