Exercises A1 : use The infinitive in English (answers)

These exercises will help you practise what you learned about infinitives in English: ‘to + verb’ forms and bare infinitives after modal verbs like ‘can’. Try each exercise carefully!

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Exercice 1 — Fill in the Blanks: To + Verb or Bare Infinitive?

Complete each sentence with the correct infinitive form. Use 'to + verb' or the bare infinitive after a modal verb.

1. She wants ___ (eat) a sandwich for lunch.
2. He can ___ (swim) very well in the pool.
3. They like ___ (go) to the park on Sundays.
4. I must ___ (study) for my English test tomorrow.

Correction

1. She wants to eat a sandwich for lunch.
2. He can swim very well in the pool.
3. They like to go to the park on Sundays.
4. I must study for my English test tomorrow.

Exercice 2 — Spot the Error: Fix the Infinitive Mistakes

Each sentence contains one mistake with the infinitive. Rewrite the full sentence correctly.

1. She can to speak three languages.
2. I want go to the cinema tonight.
3. They must to finish their homework now.
4. He needs eat more vegetables every day.

Correction

1. She can speak three languages.
2. I want to go to the cinema tonight.
3. They must finish their homework now.
4. He needs to eat more vegetables every day.

Exercice 3 — Multiple Choice: Choose the Correct Infinitive Form

Choose the answer (A, B, or C) that correctly completes the sentence using the right infinitive form.

1. We would like ___ a new language this year.
2. My brother can ___ the guitar very well.
3. She hopes ___ her friends at the weekend.
4. You should ___ water every day to stay healthy.

Correction

1. We would like to learn a new language this year.
2. My brother can play the guitar very well.
3. She hopes to see her friends at the weekend.
4. You should drink water every day to stay healthy.