Useful grammar point about present perfet continuous, Schemes and Mind Maps of English Literature

Download Useful grammar point about present perfet continuous and more Schemes and Mind Maps English Literature in PDF only on Docsity! The Present Perfect Continuous uses two auxiliary verbs together with a main verb. In this lesson we look at the structure and use of the Present Perfect Continuous tense, as well as the use of for and since, followed by a quiz to check your understanding. Note that continuous tenses are also called progressive tenses. So the Present Perfect Continuous tense is sometimes called the Present Perfect Progressive tense. How do we make the Present Perfect Continuous tense? The structure of the Present Perfect Continuous tense is: subject + auxiliary have + auxiliary be + main verb conjugated in Present Simple past participle have, has been present participle The first auxiliary (have) is conjugated in the Present Simple: have, has The second auxiliary (be) is invariable in past participle form: been he main verb is invariable in present participle form: -ing For negative sentences we insert not after the first auxiliary verb. For question sentences, we exchange the subject and first auxiliary verb. Look at these example sentences with the Present Perfect Continuous tense: subject auxiliary verb auxiliary verb main verb + I have been waiting for one hour. + You have been talking too much. subject auxiliary verb auxiliary verb main verb - It has not been raining. - We have not been playing football. ? Have you been seeing her? ? Have they been doing their homework? Contraction with Present Perfect Continuous When we use the Present Perfect Continuous tense in speaking, we often contract the subject and the first auxiliary verb. We also sometimes do this in informal writing. I have been I've been You have been You've been He has been She has been It has been John has been The car has been He's been She's been It's been John's been The car's been