The Present Prefect Continuous Tense

* Formation : has been / have been + (-ing) form of the verb.

* Usage  : an action began in the past, still going on and may continue in the future.

* Words used with the tense : since - for - etc.

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Examples

* Put in the correct tense of the given verbs:

1- I (live ) here since 1970.

* I have been living here since 1970.

2- Lunch is not quite ready yet, although I ( cook ) all morning.

* Lunch is not quite ready yet, although I have been cooking all morning.

3- That book ( lie ) on the table for weeks. ? You ( not read ) it yet ?

* That book has been lying on the table for weeks. Why haven't you read it yet ?

4- I ( not see ) you for a long time.

* I haven't seen you for a long time.

5- He ( learn ) English for three years.

* He has been learning English for three years.

6- You already ( drink ) three cups of tea since I ( sit) here.

* You have already drunk three cups of tea since I sat here.

7- " You ( wait ) long for me ?"

* How long have you been waiting for me ?

8- You must wake her up. She ( sleep ) soundly for a long time.

* You must wake her up. She has been sleeping soundly for a long time.

9- They ( shut up ) the house and ( go away ) for a holiday.

* They have shut up the house and gone away for a holiday.

10- I ( look for ) my pen all day, but I ( not find ) it yet.

* I have been looking for my pen all day, but I haven't found it yet.

11- My watch ( go ) for three days and it ( not stop ) yet.

* My watch has been going for three days and it hasn't stopped yet.

12- That fine tree ( stand ) near our home ever since I was a boy.

       I'm glad they ( not cut ) it down yet.

* That fine tree has been standing near our home ever since I was a boy. I'm glad they havenít cut it down yet.