unwelcome or harmful matter. Questions to show understanding of a math concept.

at present time.

manufactured article or substance. Items that can be bought.

Piece of equipment used to do work. make or operate on with machine.

Concerning or caused by structure.

Things you read (book, magazines and web pages). Meaning or interpretation of something. To predict your future from cards, a crystal ball.

flowing naturally or supplied to building through pipes and taps. action or movement of runner. To flow in a certain direction, like a liquid.

standard of comparison. Standard by which other similar things are judged. evaluate something by comparison with benchmark.

What you ask about; issue. To ask for or try to get information.

existing in or derived from nature. naturally. person having innate talent.

Happy, interested or eager; enthusiastic. To make something or someone become more active.

Grown bigger, older and more mature. To make a photograph from film.

the principal method of human communication, consisting of words used in a structured and conventional way and conveyed by speech, writing, or gesture.

say or write in response.

sympathetically aware of other people's feelings. ability to understand something. To know the meaning of language, what someone says.