Travel Decisions: What If?

Choose the past modal that matches the meaning: should have for regret or criticism, might have for an uncertain guess, or could have for an available past opportunity.

Practice 2 of 6

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Question 1

Both flights worked equally well. We _____ the earlier flight to Paris, but we freely chose the later one instead.

Options: should have taken, could have taken, might have taken

Question 2

I cannot find my passport or remember where I last used it. It could be at the hotel, in the taxi, or at security, so I _____ it at the airport checkpoint.

Options: must have left, might have left, should have left

Question 3

The safety advice clearly recommended travel insurance before your trip to Thailand. You _____ it; 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, must have told, might have told

Question 5

Walking through the storm was clearly a bad decision. We _____ a taxi to the train station; 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, must have been caused

Question 7

If we had known about the festival, we _____ our hotel reservation for a different weekend.

Options: must have changed, should have changed, could have changed

Question 8

It was careless of me to ignore the photography guide's advice. I _____ more photos of the sunset; now I only have two pictures.

Options: could have taken, should have taken, might have taken

Question 9

The scenic road was open, and their rental car was approved for mountain roads. If they had wanted more scenery, they _____ that route instead of the highway.

Options: might have driven, should have driven, could have driven

Question 10

The safety rules required you to inform the tour guide before wandering off alone. You _____ her; now we can't find you on the map.

Options: could have informed, might have informed, should have informed

Question 11

Our hiking plan and equipment were ready. If the weather had been better, we _____ hiking in the open national park instead of staying at the hotel.

Options: should have gone, must have gone, could have gone

Question 12

The tour bus _____ a different route after its tracking signal disappeared. No one at the hotel knows which road it used.

Options: should have taken, must 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.