Can and can't

​We can use can and can't to talk about abilities in the present.​

• I can swim.

• They can speak English.

• He can't ride a bike.

​Use the infinitive without to after can and can't.

• I can swim.

• You can run fast.

• She can ride a bike.

• ​We can't speak Japanese.

• They can't play the guitar.​

​For questions, change the order of can and the person.

• Can you swim? Yes, I can.

• Can she play the piano? No, she can't.

• What languages can you speak? I can speak English and Japanese.