1. Determiners : a word which is used at the beginning of a noun group to indicate, for example, which thing you are referring to or whether you are referring to one thing or several. It limits or fixes the meaning of a noun. It is also called a Noun marker. Example- a, an, the, some, any, little, few, many, much ,etc. These words determine the position of a noun. 2. Preposition - a word or phrase that is used before a noun or pronoun to show place, time, direction, etc. Example- in, on, into, under, by, with, of, off, etc. It is an important word used with a noun or noun equivalent to show its relation with some other word in the sentence. 3. Non-Finite : a verb that is either a participle , a gerund or an infinitive with 'to', and does not show tense or number. Example- help, to help, swimming, frightened 4. Voice - a form of a verb indicating the relation between the participants in a n...