100 RULES OF GRAMMAR Spotting error is a common test and forms a part of almost all t he important examinations that have objective English test on their syllabi, it requires an awareness of the basis rules of grammar – parts of speech, noun, pronoun, adjective, adverb, preposition, conjunction, genders, infinitives, participles, subject – verb accord, form of tense, use of articles and certain except ional usages. Hence, it is necessary that all candidates taking up these examinations brush up their essentials of grammar with the help of the grammar books that they have read at their intermediate level. After this initial exercise they should learn or revise the following rules that are given below in the form of practical tips with illustrative examples. The practice test must be done carefully and repeatedly to ensure full competence confidence. RULES AND EXAMPLES 1. Some nouns always take a singular verb. Scenery, advice, information, machinery, stationery, furniture, abuse, fuel, ...