The Present Perfect tense can be used with unfinished time expressions (or periods), whereas the Past Simple has to be used with finished time expressions (or periods).

Examples:

1 - I have worked here since 2013.

2 - I lived in the USA from 2000 to 2006.

• Correct.

• Incorrect.

The Present Perfect tense can be used when we have a definite past time expression (specified), whereas the Past Simple has to be used when we don't have a specified past time expression.

Examples:

1 - I have seen the Eiffel Tower in 2017.

2 - I saw the Eiffel Tower.

• Correct.

• Incorrect.

The Present Perfect tense can be used to refer to life experiences, whereas the Past Simple has to be used when referring to a series of finished actions.

Examples:

1 - I have already been to Thailand.

2 - He read the book and then he watched the movie.

• Correct.

• Incorrect.

Choose the best option:

Ten thousand years _____, half the world was covered by forests. _____ then, most of those forests have been cut down.

• yet / since

• last / yet

• ago / since

• ago / yet

Which sentence is NOT correct?

• There has just been an earthquake in Japan.

• There has been an earthquake in Japan last night.

• There has been an earthquake in Japan.

• There has already been some earthquakes in Japan this year.

Which question follows this statement?

"I've been to New York."

• Really? When you have gone?

• Really? When have you gone?

• Really? When did you go?

• Really? When you went?

Choose the best option:

"I _____ out last Friday."

• haven't been

• have gone

• didn't go

• didn't went

Which sentence is NOT correct?

• Alan has just arrived.

• I’ve bought a new mobile phone two days ago.

• He’s recently got a new job in Frankfurt.

• I've already bought my 'Rock in Rio' ticket.

Which option can complete the following sentence?

"I haven't seen him _____."

• last night

• yesterday

• yet

• for

Choose the correct option based on the following sentence:

My parents have lived in Canada for three years.

• They used to live in Canada but now they are dead.

• They used to live in Canada but now they live somewhere else.

• The sentence refers to the exact moment they started living in Canada.

• They still live in Canada now.