B1 Present Perfect Tense: Simple and Progressive T041 Complete the sentences with the correct form of the Present Perfect Tense ! (WAIT) 13.I have finished my work, so I'm ready to go. (FINISH) 14.She has been writing emails for over an hour. I wonder when she'll stop (WRITE) Summary. Define present perfect: the definition of the present perfect tense is a tense denoting an action that occurred at an unspecified time before now. In summary, the present perfect tense is: formed by: Subject + has/have + past participle of verb. used to express actions of duration that occurred in the past (before now) of unspecified time.
Present perfect relates to things that started in the past and have some effect that lasts until the present. Sentence A is correct because the person is still waiting. Sentence B is incorrect because the person is no longer waiting - no lasting effect.
Verb Tense Exercise 6 Simple Past and Present Perfect. Verb Tense Exercise 6. f t p. Using the words in parentheses, complete the text below with the appropriate tenses, then click the "Check" button to check your answers. Since computers were first introduced to the public in the early 1980's, technology (change) a great deal. The Spanish present perfect progressive tense ( el presente perfecto continuo ), also known as the present perfect continuous, is used to talk about a continuous action that was initiated in the past and continues to happen in the present. It is used by Spanish speakers around the globe, but interestingly, it does not actually exist. . 377 222 445 440 343 480 324 294

present perfect tense of wait