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Unit 4.1 · B1 Grammar

Verbs with -ing and to

Use verb-ing after enjoy, can't stand, imagine, keep, go and stop; Use to + base verb after hope, plan, want, would like, agree, decide, learn and need; Use the course preference of verb-ing after verbs of likes and dislikes; Recognise that like can also take a to-infinitive in the unit's model; Keep the second verb unchanged for person and tense; Form a negative infinitive with not to + base verb.

Teacher mode — correct answers are highlighted. Students never see this.
  1. 1. Choose the correct form after enjoy: We enjoy _____ together at weekends.

    Multiple Choice20s
    Acooking✓
    Bto cooking
    Ccook
    Dto cooked

    💡 Enjoy is followed by the -ing form in the verb-pattern rule.

  2. 2. The second verb in a two-verb pattern does not change to agree with the subject.

    True / False20s
    True ✓
    False

    💡 Agreement and tense are carried by the first verb; the following -ing form or to-infinitive stays fixed.

  3. 3. After months of discussion, they decided _____ (leave) the city.

    Fill the Gap20s
    Accepted
    to leave

    💡 Decide takes the infinitive with to in the target pattern.

  4. 4. Which sentence correctly uses keep?

    Multiple Choice20s
    AI keep forgetting my password.✓
    BI keep to forget my password.
    CI keep forget my password.
    DI keep forgot my password.

    💡 Keep is followed by a verb in the -ing form.

  5. 5. Match each contextual sentence beginning to its intended completion.

    Matching30s
    The meal was fun; we enjoyed→cooking it together.
    She dreams of a future trip and hopes→to travel next year.
    The same error happens because I keep→forgetting the address.
    The exam is tomorrow, so you need→to study tonight.

    💡 Enjoy and keep take -ing; hope and need take a to-infinitive.

  6. 6. I can't stand _____ (wait) in a slow queue.

    Fill the Gap20s
    Accepted
    waiting

    💡 Can't stand is a dislike expression followed by the -ing form.

  7. 7. Put the chunks in order to describe a future intention.

    Put in Order30s
    1. 1.We
    2. 2.are planning
    3. 3.to move
    4. 4.to Bristol
    5. 5.next spring.

    💡 Plan is followed by a to-infinitive; the first verb carries the continuous form.

  8. 8. Which completion is correct after would like?

    Multiple Choice20s
    Ato have a quiet evening✓
    Bhaving a quiet evening
    Chave a quiet evening
    Dto having a quiet evening

    💡 Would like takes the infinitive with to.

  9. 9. Like can only be followed by a to-infinitive in the language shown in this unit.

    True / False20s
    True
    False ✓

    💡 The source preference is like + -ing for likes and dislikes, but the model sentence confirms that like + to-infinitive is also possible.

  10. 10. Can you imagine _____ (live) on a small island all winter?

    Fill the Gap20s
    Accepted
    living

    💡 Imagine is followed by the -ing form.

  11. 11. Which sentence means that Leo ended the activity?

    Multiple Choice20s
    ALeo stopped smoking.✓
    BLeo stopped to smoking.
    CLeo stopped smoke.
    DLeo stopped smoked.

    💡 Stop + verb-ing means cease the activity in the pattern taught here.

  12. 12. Match each contextual sentence beginning to its correct verb-pattern ending.

    Matching30s
    They accepted our request and agreed→to help with the move.
    At the pool after work, we go→swimming for half an hour.
    He is taking lessons to learn→to drive safely.
    Traffic makes me impatient; I hate→waiting in long queues.

    💡 Agree and learn take to-infinitives; go and hate take -ing forms in these target patterns.

  13. 13. Mina needs _____ (pass) all her exams before July.

    Fill the Gap20s
    Accepted
    to pass

    💡 Need is followed by the infinitive with to.

  14. 14. Hope, plan and want are followed by an infinitive with to in the patterns taught here.

    True / False20s
    True ✓
    False

    💡 These verbs express intentions or plans and take to + base verb.

  15. 15. Which sentence correctly uses go before an activity?

    Multiple Choice20s
    AWe go jogging before breakfast.✓
    BWe go to jogging before breakfast.
    CWe go jog before breakfast.
    DWe go jogged before breakfast.

    💡 Go is followed by an -ing activity form in the pattern taught here.

  16. 16. Put the chunks in order to make a sentence with a negative infinitive.

    Put in Order30s
    1. 1.They
    2. 2.decided
    3. 3.not to buy
    4. 4.anything expensive.

    💡 A negative infinitive places not before to + base verb.

  17. 17. We keep _____ (move) the meeting to a later date.

    Fill the Gap20s
    Accepted
    moving

    💡 Keep takes the -ing form, so move becomes moving.

  18. 18. Which sentence keeps the second verb in the correct form?

    Multiple Choice20s
    AShe decided to take the early train.✓
    BShe decided to takes the early train.
    CShe decides to took the early train.
    DShe decided taking to the early train.

    💡 After decided, use to + unchanged base verb take.

  19. 19. After hopes, the following verb also needs third-person -s: He hopes to starts soon.

    True / False20s
    True
    False ✓

    💡 The second-verb rule keeps the infinitive in its base form.

  20. 20. My parents hope _____ (retire) near the coast when they are sixty-five.

    Fill the Gap20s
    Accepted
    to retire

    💡 Hope takes the to-infinitive, so the correct complement is to retire.