Present perfect добавить нужную наречию just,already,lately,so far,this afternoon,never 1)i(clean). the room.2)he (read). this book.3)we(play). football4)they (see). films

1. I have just cleaned the room.
I have already cleaned the room.
I have never cleaned the room.
I have cleaned the room this afternoon.
I haven't cleaned the room so far.
2. He has just read this book.
He has already read this book.
He has read this book lately.
He has never read this book
He hasn't read this book so far
3. We have just played football.
We have already played football.
We have never played football lately.
We have played football this afternoon.
We haven't played football so far.
4. They have just seen films.
They have already seen films
They have never seen films lately.
They have seen films this afternoon.
They haven't seen films so far.

1) I have cleaned the room.
Explanation: "Have cleaned" is the present perfect tense of the verb "clean". It is used to talk about a past action that is completed, but the exact time is not specified. Adding the adverb "just" emphasizes that the action was done recently.

2) He has already read this book.
Explanation: "Has already read" is the present perfect tense of the verb "read". Adding the adverb "already" indicates that the action was completed before the present moment.

3) We have been playing football.
Explanation: "Have been playing" is the present perfect continuous tense of the verb "play". It is used to emphasize the duration of an action that started in the past and is still continuing. Adding the adverb "lately" suggests that the action has been happening frequently recently.

4) They have never seen films.
Explanation: "Have never seen" is the present perfect tense of the verb "see". Adding the adverb "never" indicates that the action has not occurred at any time before the present.