Sunday , 21 January 2018

Present Perfect Continuous Tense


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Present Perfect Continuous Tense


Present Perfect Continuous Tense

Rules:

  • Always use 1st form of the verb.
  • Addition of (ing) after the verb.
  • So walk becomes walking, talk becomes talking.
  • Helping verbs of present perfect continuous tense are (has been & have been)
  • If (he, she, it and singular noun) is used as the subject of a sentence we will use (has been) as the helping verb.
  • If (I, we, you, they and plural noun) is used as the subject of a sentence we will use (have been) as the helping verb.
  • You will always find direct or indirect involvement of time in present perfect continuous tense.
  • To mention time we use (since or for)
  • “Since” is used with uncountable time.
  • For example, childhood, morning, evening etc.
  • “For” is used with countable time.
  • For example, 3 hours, 4 weeks, 7 months etc.
  • Examples of simple or positive sentence.
  • It has been raining since morning.
  • I have been living here since childhood.
  • In negative sentence not is used between the helping verb.
  • (has not been, have not been)
  • It has not been raining since morning.
  • I have not been living here since childhood.
  • In interrogative sentences half of the helping verb is used in start of the sentence and the other half after the subject.
  • Has it been raining since childhood?
  • Have I been living here since childhood?