1 00:00:01,199 --> 00:00:12,699 We are going to study the present perfect in English. 2 00:00:13,640 --> 00:00:15,320 When do we use the present perfect? 3 00:00:16,019 --> 00:00:23,420 We use it when we are not interested in the specific moment when something was done in the past. 4 00:00:24,600 --> 00:00:25,800 I have seen the movie. 5 00:00:26,980 --> 00:00:29,579 I saw the movie yesterday. 6 00:00:30,280 --> 00:00:38,679 As you can notice in the first sentence, present perfect, we do not say when the action happened. 7 00:00:38,679 --> 00:00:44,219 And on the other hand, the second sentence tells us when it happened. 8 00:00:50,020 --> 00:00:52,159 How is it formed? Let's see the structure. 9 00:00:54,670 --> 00:00:57,969 You have to use have or has plus a past participle. 10 00:00:58,789 --> 00:01:02,789 Done if it's irregular, third column, painted for regular verbs, ed. 11 00:01:03,570 --> 00:01:06,030 In interrogative sentences, you only have to invert the order. 12 00:01:06,250 --> 00:01:07,290 Have you seen the movie? 13 00:01:08,290 --> 00:01:11,370 In negative sentences, you negate the verb have. 14 00:01:11,549 --> 00:01:12,609 I haven't seen the movie. 15 00:01:12,609 --> 00:01:17,090 Let's see now the different meanings of the present perfect when we add adverbs 16 00:01:17,090 --> 00:01:21,650 Let's start with since 17 00:01:21,650 --> 00:01:27,650 I have lived here since 2010 18 00:01:27,650 --> 00:01:32,590 It means that we live in that place and we continue living 19 00:01:32,590 --> 00:01:35,769 Since indicates the starting point of the action 20 00:01:35,769 --> 00:01:40,430 Let's see now for 21 00:01:40,430 --> 00:01:45,900 It indicates the stretch of time of the action 22 00:01:45,900 --> 00:01:48,299 I have lived here for three years 23 00:01:48,299 --> 00:01:51,640 Vivo aquí desde hace tres años 24 00:01:51,640 --> 00:01:55,680 As you can notice, since and for are translated in the same way 25 00:01:55,680 --> 00:01:57,799 Just 26 00:01:57,799 --> 00:02:05,689 It is used when we want to say that something has been completed now 27 00:02:05,689 --> 00:02:08,889 I have just done my homework 28 00:02:08,889 --> 00:02:10,830 Acabo de hacer mis deberes 29 00:02:10,830 --> 00:02:18,009 Already 30 00:02:18,009 --> 00:02:24,159 It is used when the action is completed 31 00:02:24,159 --> 00:02:26,580 I have already done my homework 32 00:02:26,580 --> 00:02:29,020 Ya he hecho mis deberes. 33 00:02:30,379 --> 00:02:30,719 Yet 34 00:02:30,719 --> 00:02:38,879 It is used in negative sentences to indicate that something has not been done. 35 00:02:39,599 --> 00:02:41,300 I haven't read the book yet. 36 00:02:42,699 --> 00:02:44,039 Todavía no he leído el libro. 37 00:02:49,310 --> 00:02:52,370 And in interrogative sentences to ask if something has been done. 38 00:02:53,729 --> 00:02:55,710 Have you seen the movie yet? 39 00:02:55,710 --> 00:02:57,110 ¿Ya has visto la película? 40 00:02:58,849 --> 00:02:59,530 Still 41 00:02:59,530 --> 00:03:07,990 It is used in negative sentences to express that something hasn't been completed 42 00:03:07,990 --> 00:03:10,490 I still haven't finished the book 43 00:03:10,490 --> 00:03:12,250 Todavía no he terminado el libro 44 00:03:12,250 --> 00:03:15,969 As you have noticed, still and yet have similar meanings 45 00:03:15,969 --> 00:03:18,270 They only differ in the position of the sentence 46 00:03:18,270 --> 00:03:19,650 Ever 47 00:03:19,650 --> 00:03:28,360 It is used in interrogative sentences to ask if something has been done at any moment in the past 48 00:03:28,360 --> 00:03:30,659 Have you ever been to London? 49 00:03:31,659 --> 00:03:32,500 You can answer 50 00:03:32,500 --> 00:03:34,419 I have been to London three times 51 00:03:34,419 --> 00:03:36,439 the times that you have been in that place 52 00:03:36,439 --> 00:03:38,419 or I have never been to London 53 00:03:38,419 --> 00:03:40,759 you have never visited the place 54 00:03:40,759 --> 00:03:42,639 now you can practice