Using 'Can' and 'Cannot' to Express Ability allows you to clearly state what you or others are capable of doing or not doing. This is crucial for effective communication in both personal and professional settings.
Examples
Example 1
IncorrectShe can to drive a car.
BetterShe can drive a car.
'Can' is followed directly by the base verb without 'to'.
Example 2
IncorrectHe cannot to play the guitar.
BetterHe cannot play the guitar.
'Cannot' is followed directly by the base verb without 'to'.
How It Works
Meaning
The modal verbs 'can' and 'cannot' are used to express someone's ability or inability to perform an action. They help convey what someone is capable of doing or not doing.
The structure is: subject + 'can'/'cannot' + base verb.
Understanding this structure is crucial at the B2 level to effectively communicate skills and limitations in various contexts.
Use it when
- Describing your own or someone else's abilities in personal or professional settings.
- Discussing limitations or restrictions on actions.
- Expressing potential or capability in hypothetical situations.
- Answering questions about what you or others can do in interviews or exams.
See it
Quick rules
- Use 'can' to express ability or possibility.
- Use 'cannot' or 'can't' to express inability.
- Always follow 'can' and 'cannot' with the base form of the verb.
- Do not add 'to' after 'can' or 'cannot'.
- Remember that 'can' and 'cannot' do not change form for different subjects.
Common Mistakes
Common problem 1
Adding 'to' after 'can' or 'cannot'
WeakI can to speak three languages.
StrongI can speak three languages.
Fix: Use the base verb directly after 'can' or 'cannot'.
Common problem 2
Using 'can' or 'cannot' incorrectly with subject
WeakShe can sings well.
StrongShe can sing well.
Fix: Use the base verb form after 'can' or 'cannot'.
Practice Lab
Practice
Focus on using 'can' and 'cannot' correctly to express ability or inability in different contexts.
Score: 0/3
Ensure the correct use of 'can' and 'cannot' when expressing abilities.
1. Choose the correct sentence
Select the sentence that correctly uses 'can'.
2. Arrange the sentence
Put the sentence in the correct order to express inability.
Tap a chunk to move it down. Tap it again to send it back.
3. Sort the sentences
Identify which sentences correctly use 'can' or 'cannot'.
He can solve the puzzle quickly.
He can to solve the puzzle quickly.
She cannot attend the event.
She cannot to attend the event.
Why It Matters
🎯 Why it matters: Mastering 'can' and 'cannot' helps you express abilities and limitations clearly, which is essential for effective communication in various contexts, whether discussing skills in a job interview or planning activities with friends.
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