I will read this book.

I have not read this book.

I read this book yesterday.

I have read this book.

I will see the movie next week.

I watched the film last month.

I saw the movie last week.

I saw the documentary last week.

I am planning to visit Greece next year.

I have never been to Greece.

I have visited Greece.

I visited Italy last summer.

I played basketball on Saturday.

I watched football on Saturday.

I played football on Sunday.

I played football on Saturday.

I have forgotten Greek.

I will learn Greek.

I am learning Greek.

I have learned Greek.

I sold my old car last year.

I bought a new car last year.

I rented a new car last month.

I bought a used car this year.

I have seen this woman before.

I have never seen this man before.

I have seen this man before.

I will see this man tomorrow.

I wrote a book yesterday.

I wrote a letter today.

I wrote a letter yesterday.

I wrote a letter last week.

I have been to many countries.

I have been to one country.

I have never traveled abroad.

I have only visited my hometown.