Common grammatical Errors
Present Perfect Progressive
Formula:
to have + to be + past participle
present perfect form
Swept is the past tense form of to sweep
Where have you been? I've been looking every where for you?
Present Perfect form
Why do we use Present Perfect?
2 reasons wins the points
1. to talk about something that happened more than once in the past
2. to talk about something that happened in an unspecified period of time
3. to talk about something that started in the past but continues to the present