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All B1 questions for “Present Perfect (since/for) vs. Past Simple: Bermuda Triangle Mystery – B1 Practice”, each with the correct answer and a short explanation. Try the interactive exercises above, then check your answers here.
1. I _______ the Bermuda Triangle last year.
Answer: visited
'Last year' is a specific finished time, so use Past Simple.
2. _______ you ever _______ a UFO?
Answer: Have / seen
Use Present Perfect for 'ever' to ask about life experiences.
3. The mystery _______ for over a hundred years.
Answer: has existed
Use Present Perfect with 'for' for a situation that started in the past and continues now.
4. In 1945, five navy planes _______ without a trace.
Answer: disappeared
1945 is a specific date in history.
5. I _______ any strange lights tonight.
Answer: haven't seen
'Tonight' is an unfinished time period.
6. She _______ a pilot for ten years before she retired.
Answer: was
She is retired now, so the time is finished (Past Simple).
7. We _______ just _______ a signal from the ship!
Answer: have / received
Use Present Perfect with 'just' for very recent events.
8. The ship _______ the port two hours ago.
Answer: left
'Ago' always takes the Past Simple.
1. _____ scientists and explorers for decades. However, the mystery truly _____ on December 5, 1945. On that day, five US Navy bombers, known as Flight 19, _____ from Florida for a routine training mission. _____ famous after the pilots suddenly reported that their compasses _____ working. 'Everything looks strange,' the leader said. Since that moment, nobody _____ or heard from them again. Since 1945, many people _____ wild theories, from aliens to underwater cities. Explorers _____ any wreckage or bodies from the planes. A rescue plane also _____ that same night. To this day, the Bermuda Triangle remains one of the world's greatest unsolved puzzles.
Answer: has fascinated, began, took off, became, stopped, has seen, have proposed, have never found, disappeared
1. Which option does not belong?
Answer: I have finished my report yesterday.
You cannot use Present Perfect with a specific finished time like 'yesterday'.
2. Which option does not belong?
Answer: Did you ever saw a ghost ship?
After 'did', we use the base form 'see', not 'saw'.
3. Which option does not belong?
Answer:
1. _____
Answer: I have been here for two hours.
Use 'have been' with 'for' to show duration.
2. _____
Answer: I have never seen a shark before.
Use 'have never' to describe a life experience.
3. _____
Answer: How long have you had that boat?
Use 'How long' + present perfect to ask about duration.
4. _____
Answer: The search has continued since Monday.
Use 'since' with the Present Perfect to show when an action started.
5. _____
Answer: I have already seen that movie.
Use 'already' to show that something happened before now.
6. _____
Answer: He hasn't finished his dinner yet.
1. Write a sentence using 'ever'.
2. Write a sentence using 'since'.
3. Write a sentence using 'for'.
4. Write a sentence using 'already'.
5. Write a sentence using 'yet'.
6. Write a sentence using 'just'.
7. Write a sentence using 'never'.
8. Write a sentence using 'ago'.
9. Write a sentence using 'yesterday'.
10. Write a sentence using 'in 1945'.
1. Question 1
Use Present Perfect ('have been') with 'since' for a state that continues now.
4. Which option does not belong?
Answer: She has arrived at the port just now.
'Just now' usually takes the Past Simple, whereas 'just' takes the Present Perfect.
5. Which option does not belong?
Answer: I never was to the Triangle.
For life experiences up to now, we use the Present Perfect ('have never been').
6. Which option does not belong?
Answer: They live in Florida since 2010.
We cannot use the Present Simple ('live') with 'since'. Use the Present Perfect ('have lived').
7. Which option does not belong?
Answer: When have you seen the light?
Questions starting with 'When' ask for a specific time and must use the Past Simple.
8. Which option does not belong?
Answer: It was a mystery since 1945.
We use the Present Perfect ('has been') with 'since', not the Past Simple ('was').
Use 'yet' in negative sentences for expected actions.
7. _____
Answer: Have you ever been to Florida before?
Use 'ever' to ask about life experiences.
8. _____
Answer: They have just left.
Use 'just' with the Present Perfect for very recent actions.