Abrir Ejercicios Ingles Can Can’T Could Couldn’T – PDF
Teoria : Ejemplos y Explicacion Can Can’T Could Couldn’T Ingles
The ability to express ability or impossibility in English is vital to form correct questions and sentences. In this article, we’ll take a look at how to use can, can’t, could, couldn’t to do just that.
The modal verb can is used to express ability or possibility. It can also be used to ask for permission, although this is less common in North American English. Could is used to express past ability or possibility, or to make a polite request.
Here are some examples:
- I can speak three languages.
- Can you please turn off the light?
- He couldn’t come to the party because he was sick.
- Could you help me with this heavy box?
The negative form of can is can’t. Couldn’t is the negative form of could.
Here are some more examples:
- I can’t find my keys.
- Can’t you see I’m busy?
- We couldn’t decide which movie to watch.
- Couldn’t you have called me earlier?
Note that in the last two examples, the speaker is expressing annoyance or frustration. This is common when could is used in the negative.
The following chart shows the different ways can and could are used.
| Present | Past | |
|---|---|---|
| Positive | I can swim. | I could swim when I was a child. |
| Negative | I can’t swim. | I couldn’t swim when I was a child. |
Here are some more examples of how can and could are used:
- Can you please be quiet? I’m trying to concentrate.
- I couldn’t hear you. Could you please speak up?
- We can’t go out tonight. We have to stay home and study for our exams.
- I could go for a coffee. I haven’t had one all day.
Remember, can is used to express ability or possibility in the present, and could is used to express ability or possibility in the past. When making polite requests, either can or could can be used.
Ejercicios con soluciones de Ingles Can Can’T Could Couldn’T
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1. Can / Can’t
Complete las frases con la forma correcta de Can o Can’t.
Ejemplo: I can ride a bike.
1. She can’t speak French.
2. I can swim.
3. They can’t play chess.
4. We can run.
5. You can’t fly a plane.
6. I can’t sing.
2. Could / Couldn’t
Complete las frases con la forma correcta de Could o Couldn’t.
Ejemplo: I could ride a bike when I was five.
1. She couldn’t speak French when she was a child.
2. I could swim when I was three.
3. They couldn’t play chess when they were young.
4. We could run when we were ten.
5. You couldn’t fly a plane when you were a child.
6. I couldn’t sing when I was a teenager.
Abrir Ejercicios Ingles Can Can’T Could Couldn’T – PDF
