1) subject is 3rd Person & singular number = s/es. Example: He drinks coffee. 2) Universal truth & the habitual fact = Simple Present Tense. V1 Example: The sun gives us light. 3) If the work is continuing at present, Indicative words: now, at present, at this moment, etc = present continuous. 4) just, just now, already, yet, ever, lately, recently, etc.. = verb present perfect tense. Example: She is singing now. Example: He has just left the house 5)past time, such as yesterday, ago, long since, etc= past form. Example: I went to my village home last week. 6)“No sooner had …. than”, “scarcely had when”, “hardly had before”, etc.= Example: No sooner had the thief seen the police than (first verb-past participle form) (second verb=past form.) he ran away. 7) if first ‘since’ is in present indefinite or present perfect tense, the next part = past indefinite. Example: It has been many years since I came to Paris. 8) if first ‘since’ is in past indefinite tense, the next part = past perfect. Example: It was many years since they had first met. 9) When nouns or pronouns are joined by ‘or, nor, either…or, neither… nor’= Example: Neither the President nor the two houses noun closest to the verb. are governing now. 10) If first ‘after’ is in past indefinite tense, the next part=past perfect. Example: The teacher started the class after Raju had come. 11) If the verb comes after ‘while’, verb= ving if comes after ‘while + subject’, verb= past continuous tense. Example: While going to school, I saw a snake. 12) The main verb after ‘to be’ and ‘having’ takes past participle form. Example: He ran away having taken the money. 13) ‘by this time, by morning, by Sunday’, etc.,verb= future perfect tense. Example: They will have reached by this time. 14) tomorrow, next year, coming month, etc., verb=future indefinite tense. Example: I will leave for Kolkata tomorrow. 15) If a simple sentence contains two verbs, then: The 2nd verb will take ‘ing’ or ‘to’ before it or will take the past participle form. Example: I saw him running 16) ‘had rather’, ‘had better’, ‘would better’, ‘let’, ‘would rather’, ‘dare’, ‘must need’,verb=present form. Example: You had better go to the class. If there is ‘to’ before that verb, the ‘to’ will be omitted. 17) The verb after it is high time, it is time, wish, fancy, etc. verb= past form. Example: It is high time we did the work. 18) After as though, as if, wish,verb=the ‘to be verb’ transforms into ‘were’. Example: I wish I were a butterfly. 19) If the first part of ‘as though/as if’ is present indefinite, next verb =past indefinite. 20) first part is past indefinite, the next verb=past perfect Example: He speaks as though he knew everything. 21) after modal auxiliaries. Verb= present form Example: One should not waste time. 22) The verb after am, is, are, was, were, takes ‘ing’ inactive form, But it will be in the past participle in passive form. 23) have, has, had, got, etc. work as a causative verb in a sentence,verb= past participle. Example: He is doing the work Example: I got the work done. 24) After phrases such as get used to, without, cannot help, past, could not Example: I went to Chittagong with a view to attend the help, with a view toward, look forward to, would you mind,verb= ‘ing’ wedding. 25) Sentences starting with ‘there’ If there is a singular number, the verb will be singular If there is a plural number, the verb will be plural 26)lest,might/should’ follows the subject. 27) After ‘While’,verb = ‘ing’ But if there is a subject, the sentence=past continuous tense. 28) sentences starting with ‘would that’, there comes a ‘could’ after the subject and the verb = present form. Example: There is a high school in our town, there are 2 high schools in our town. Example: He worked hard lest he might miss the deadline. Example: While walking at the station, I met him. Example: Would that I could see a lion. 29) After ‘to be’ and ‘having’,verb= v3 Example: The game is yet to be played 30) multiple subjects are joined with ‘and’,verb=plural form. Example: She and Mahir are friends. 31) After ‘every’, ‘each’, ‘one’,verb =singular form. Example: one of the managers is ill today 32) Subjects that are singular in meaning but plural in a form such as poetry news, politics, information, economics, scenery, advice, furniture, wages, Example: The news is spreading fast. etc.,verb= singular verbs. 33) interrogative sentences start with who, which, what, where, etc., verb=auxiliary verb according to tense and person. 34) uncountable nouns such as oxygen, water, air, etc., the verb takes a singular form. Example: Where do you live? Example: Milk is white.