PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free DemoUSE
We use Present Perfect
1. to talk about actions that happened in the past and we don't say when these actions happened.
The exact time is not mentioned because it is not important or not known.
They have bought a new car.
(When did they buy their car? It is not important. What is important is the fact that they have got a new car.)
2. to talk about actions that have recently finished and their results are visible in the present.
Harry has broken a cup.
(We can see a broken cup on the floor.)
3. to talk about actions that started in the past and are still continuing in the present. We use "for" and "since" in these sentences.
Ann has been a doctor since 2015.
(Ann started working as a doctor in 2015 and she is still a doctor.)
Ben has been a teacher for ten years.
(Ann started working as a teacher ten years ago and she is still a teacher.)
4. "have gone to" or "have been to"
They have gone to London.
(This means that they are still in London. They haven't come back yet.)
They have been to London.
(This means that they have visited London. But they are not there now. They have come back.)
5. with superlative adjectives
That’s the best film I have ever seen.
TIME EXPRESSIONS (or KEY WORDS)
| just | They have just seen him. |
| already | They have already seen him. |
| ever | Have they ever seen him? |
| never | They have never seen him. |
| always | They have always seen him. |
| yet |
They haven’t seen him yet.
Have they seen him yet?
|
| still | They still haven’t seen him. |
| lately/ recently |
They haven’t seen him lately/ recently.
|
| this morning (this week, today...) | They have seen him this morning. |
| once (twice, three times,...) | They have seen him three times. |
| so far (up to now) | They haven’t seen him so far. |
| before | They have seen him before. |
| since | They haven’t seen him since June. |
| for | They haven’t seen him for 6 months. |
| How much (How many) | How many times have they seen him? |
| How long | How long have they seen him? |
WORD ORDER
1. We usually use the words just/ already/ ever/ never / always before V3.
I have just spoken to Carl.
They have already done this task.
Have they ever been to New York?
She has never seen this film.
I have just spoken to Carl.
They have already done this task.
Have they ever been to New York?
She has never seen this film.
I have always worked hard.
2. We use the word yet at the end of the negative or interrogative sentences.
They haven’t finished their project yet.
Have your parents arrived yet?
They haven’t finished their project yet.
Have your parents arrived yet?
3. We use the word still before "have/has" in negative sentences.
I still haven’t done it.
I still haven’t done it.
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