A. Read the sentences and say how can form negations in present perfect

I have been to London

We have been to Washington

You have been to Boston

They have been to Chicago

She has been to Australia

He has been to the USA

I have not been to Moscow

We have not been to Oxford

You have not been to Leeds

They have not been to Kiev

She has not been to Miami

He has not been to Spain

B. Say the same using the sort forms of the verb to see

Example: I have not seen the Pacific

I havent seen the Pacific

1) I have not seen the Atlantic

2) We have not seen New York

3) You have not seen London

4) They have not seen Buckingham Palace

5) He has not seen the Tower of London

6) She has not seen the Moscow Kremlin

A

Утвердительная форма Present Perfect образуется

I, we, they, you have + неправильный глагол в третьей форме (или правильный глагол с окончанием ed)

He, she, it has + неправильный глагол в третьей форме (или правильный глагол с окончанием ed)

Отрицательная форма Present Perfect образуется

I, we, they, you have not (haven't) + неправильный глагол в третьей форме (или правильный глагол с окончанием ed)

He, she, it has not (hasn't) + неправильный глагол в третьей форме (или правильный глагол с окончанием ed)

1 I haven't seen the Atlantic

2) We haven't seen New York

3) You haven't seen London

4) They haven't seen Buckingham Palace

5) He hasn't seen the Tower of London

6) She hasn't seen the Moscow Kremlin