Present Perfect(Introduction)
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The document introduces the present perfect tense in English. It discusses that the present perfect tense is used to describe actions that began in the past but continue into the present. It covers the basic form of the present perfect (have/has + past participle), irregular past participles, and uses the present perfect to connect a past action with its present result.
Present Perfect(Introduction)
- 1. Present Perfect Introduction to Present Perfect forms and Use.
- 2. Present Perfect (introduction) The present perfect tells us about the past and the present. The airplane has landed means that the aircraft is on the ground now.
- 3. Present Perfect (introduction) B Form The present perfect is the present tense of have + a past participle. I/you/we/they have washed or I/you/we/they've washed he/she/it has washed or he/she/it 's washed NEGATIVE QUESTION I/you/we/they haven't washed have I/you/we/they washed? he/she/it hasn't washed has he/she/it washed? (Regular past participles end in ed, e.g. washed, landed, finished. We've washed the dishes. Have you opened your letter? The airplane has landed safely. How many points has Matthew scored? The students haven't finished their exams.)
- 4. Present Perfect (introduction) C Irregular forms Some participles are irregular. I've made a shopping list. We've sold our car. I've thought about it a lot. Have you written the letter? She hasn't drunk her coffee. D Use When we use the present perfect, we see things as happening in the past but having a result in the present. We've washed the dishes. (They're clean now .) The aircraft has landed. (It's on the ground now .) We've eaten all the eggs. (There aren't any left.) They've learnt the words. (They know the words.) You've broken this watch. (It isn't working.)