Information technology (IT) is the application of computers to store, retrieve,
transmit and ... Their
that one just mentioned. —used as the subject of a verb that describes a condition or occurrence. —used in the place of a noun, phrase, or clause that usually ...
—used to form the negative of modal verbs (such as “should” and “could”) and auxiliary verbs (such as “do” and “have”). —used with a negative word to make a ...