Can for ability

Can and can't for ability: positive, negative, questions and short answers

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1. 1
   选择题

   My sister swim very well.

   cancanscan to'Can' is the same for all persons and never takes -s.
2. 2
   选择题

   I can the guitar.

   playto playplayingAfter 'can' we use the base verb without 'to'.
3. 3
   选择题

   you ride a bike? — Yes, I can.

   DoCanAreTo ask about ability, we put 'can' before the subject.
4. 4
   选择题

   Can he cook? — No, he .

   can'tdoesn'tisn'tThe short answer to a 'can' question uses 'can' or 'can't'.
5. 5
   填空

   Birds fly, but penguins can't.

   cancan'tareWe use 'can' for things we are able to do.
6. 6
   填空

   I (not) sing. My voice is terrible!

   答案: can't同样正确: cannot, can notThe negative of 'can' is 'can't' (cannot).
7. 7
   填空

   you play chess? — Yes, I can.

   答案: CanQuestions about ability start with 'Can'.
8. 8
   填空

   She can three languages.

   speakspeaksto speakAfter 'can' the verb has no -s and no 'to'.
9. 9
   填空

   Can your dog swim? — Yes, it .

   答案: canThe positive short answer is 'Yes, it can'.
10. 10
    判断对错

    This sentence is correct: 'He cans ride a horse.'

    答案: 错误'Can' never takes -s: 'He can ride a horse.'
11. 11
    讨论题

    What can you do well? What can't you do?

    参考答案: I can cook and I can swim well. I can't dance and I can't play the piano.
12. 12
    讨论题

    Can anyone in your family speak other languages?

    参考答案: Yes, my mother can speak German. My brother can speak a little Spanish, but he can't speak Chinese.