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Understanding and Using Modal Verbs for Expressing Ability and Possibility at B1 Level

In this activity, you will see around 10 sentences with a blank space. Your task is to choose the correct option from 3 possible answers. Only one is correct. At the end, you will see a summary with the correct answers and explanations, so you can learn and improve. Good luck!

Modal verbs are essential in English as they express ability, possibility, permission, and necessity. In this article, we will focus on the modal verbs can and could, which are often used to express utility or help.

Understanding ‘Can’ and ‘Could’

The modal verb can is used to indicate ability or possibility in the present. For example:

  • She can swim. (She has the ability to swim.)
  • It can rain tomorrow. (There is a possibility of rain.)

On the other hand, could is the past tense of can and is used to express a past ability or a possibility that is less certain. For example:

  • When I was younger, I could run fast. (I had the ability to run fast in the past.)
  • It could rain tomorrow. (There is a possibility of rain, but it is less certain than ‘can’.)

Common Errors

One common mistake is using can when could is more appropriate, especially when referring to past abilities or polite requests. For example:

  • Incorrect: Can you help me? (when asking politely)
  • Correct: Could you help me?

Tips for Using Modal Verbs

1. Remember that modal verbs do not change form according to the subject. For example, we say He can and They can.

2. Use can for strong, definite statements and could for suggestions or possibilities.

How to Practice

To practice using can and could, try writing sentences about your abilities or possibilities. For example:

  • I can play the piano.
  • I could learn a new language.

Additionally, engage in conversations with others, asking and answering questions that require the use of these modal verbs.

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Preguntas frecuentes

What is the difference between 'can' and 'could'?

‘Can’ indicates present ability or possibility, while ‘could’ refers to past ability or a less certain possibility.

When should I use 'can'?

‘Can’ is used to express ability or possibility in the present.

Is 'could' always the past tense of 'can'?

Yes, ‘could’ is the past tense of ‘can’, but it can also express polite requests or suggestions.

Can 'can' be used for polite requests?

‘Can’ can be used, but ‘could’ is often more polite.

How do modal verbs change with different subjects?

Modal verbs do not change form based on the subject. For example, we say ‘He can’ and ‘They can’.

Can I use 'can' for future possibilities?

Yes, ‘can’ can express future possibilities, but ‘could’ is often used for less certain future possibilities.

What are some common mistakes with modal verbs?

A common mistake is using ‘can’ instead of ‘could’ when making polite requests.

Where can I learn more about modal?

You can learn more about modal verbs at dimeloeningles.com, a platform for learning English with interactive exercises, clear explanations, guided practice, conversation clubs, and close support.

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