A preposition is a word which shows the relations between a noun or a pronoun and some other word in a sentence.This note contain information about different types of prepositions with examples.
Question tags are short questions that are added to the statements or imperatives to turn into questions. The short questions such as ‘isn’t it, wasn’t it, didn’t you, aren’t I, do we, shall we, etc. are tag questions. This note contains description on Question Tags.