Question 1
We _____ the earlier flight to Paris, but we chose the later one instead.
Options: should have taken, could have taken, might have taken
Travel Decisions: What If?
Click on each blank and choose the correct answer (should have, might have, or could have) from the dropdown menu. Think about whether the sentence expresses regret, possibility, or a different past result. Some sentences may have more than one blank, so make sure you complete all of them.
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Question 2
I _____ my passport at the airport security checkpoint. I can't find it anywhere now.
Options: could have left, might have left, should have left
Question 3
You _____ travel insurance before your trip to Thailand. Now you have to pay all the medical bills yourself.
Options: might have bought, should have bought, could have bought
Question 4
The tour guide _____ us about the museum closure, but I'm not certain. Maybe she forgot.
Options: should have told, could have told, might have told
Question 5
We _____ a taxi to the train station instead of walking in the rain. Now we're completely soaked.
Options: might have taken, could have taken, should have taken
Question 6
The flight delay _____ by bad weather or technical problems. The airline didn't give us clear information.
Options: should have been caused, might have been caused, could have been caused
Question 7
If we had known about the festival, we _____ our hotel reservation for a different weekend.
Options: might have changed, should have changed, could have changed
Question 8
I _____ more photos of the sunset at the beach. It was beautiful and now I only have two pictures.
Options: could have taken, should have taken, might have taken
Question 9
They _____ the scenic route through the mountains, but they chose the faster highway instead.
Options: might have driven, should have driven, could have driven
Question 10
You _____ the tour guide before wandering off alone in the old city. Now we can't find you on the map.
Options: could have informed, might have informed, should have informed
Question 11
If the weather had been better, we _____ hiking in the national park instead of staying at the hotel.
Options: should have gone, might have gone, could have gone
Question 12
The tour bus _____ a different route to avoid the traffic jam, but the driver didn't know about the road closure.
Options: should have taken, could have taken, might have taken
Practise Travel Decisions: What If? with this interactive fill-in-the-blank exercise of 12 questions. Choose the option that correctly completes each sentence, then submit to check your answers and get instant feedback on every choice.
Practising grammar in real sentences — rather than memorising rules in isolation — is one of the most effective ways to make a structure stick. You can retry as many times as you like to build accuracy and confidence using Travel Decisions: What If? in everyday English.
Looking for more practice? See all exercises for this lesson.