B4 U2

n. a chemical element.

n. a gas made from one carbon atom and two oxygen atoms

n. very small, dry particles of earth or sand.

v. to send out gas, heat, light, sound, etc.

v. to make it possible for something to happen.

v. to break something into small pieces or powder.

v. to become healthy or well again.

v. to make something a part of another larger thing.

adj. something is the most advanced or best.

ady. used to introduce information that adds to or supports what haspreviously been said.