Question 1
Look at all those suitcases by the door and their passports on the table. They _____ be going on a long trip.
Options: can't, might, must
Must and Can't - Travel Clues
Read each sentence carefully and decide what is possible or impossible. Click on the blank and choose the correct answer from the dropdown menu.
Practice 2 of 5
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Question 2
She spends all her free time planning trips and watching travel videos. She _____ love traveling.
Options: must, can't, might
Question 3
The hotel reception is dark and the doors are locked. It _____ be open right now.
Options: must, mustn't, can't
Question 4
It's 28°C at the airport, but they're wearing thick winter coats and gloves. They _____ be flying somewhere cold.
Options: must, can't, might
Question 5
She _____ been walking in the rain: her coat is wet and her shoes are muddy.
Options: must have, can't have, mustn't have
Question 6
This boarding pass shows a flight time of 2 hours, but we're flying to Australia. This _____ be the right ticket.
Options: can't, must, mustn't
Question 7
The booking system shows that the flight has not left yet, so the passengers _____ missed it.
Options: might have, must have, can't have
Question 8
The departure board says his flight is boarding now, but he is still in the security line. He _____ be worried about missing his flight.
Options: can't, must, might
Question 9
The taxi driver doesn't know any of the main tourist attractions in this city. He _____ be a local driver.
Options: must, can't, mustn't
Question 10
Given the fresh Thai entry stamp in her passport, she _____ visited Thailand recently.
Options: must have, can't have, mustn't have
Question 11
The train left only five minutes ago, so the passengers _____ been waiting at the destination for an hour.
Options: must have, can't have, might have
Question 12
Their tickets show Gate 14, but they are waiting at Gate 41. _____ they have gone to the wrong gate?
Options: Could, Could have, Could be
Practise Must and Can't - Travel Clues 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 Must and Can't - Travel Clues in everyday English.
Looking for more practice? See all exercises for this lesson.