Модальный глагол "can". Правила построения утвердительных, отрицательных и вопросительных предложений.

Can – мочь, уметь

+  I/we/you/they/he/she/it     can    V. E.g. I can run. The boy can play tennis.

-  I/we/you/they/he/she/it     cannot  (can’t)  V. E.g. I can’t run. The boy can’t play tennis.

Yes/No question

Can  I/we/you/they/he/she/it V? E.g.    Can you run? Can the boy play tennis?

Short answers

Yes, I/we/you/they/he/she/it  can.    No, I/we/you/they/he/she/it can’t.

Special question

Why

What                      can      I/we/you/they/he/she/it  V?

Where

How

E.g. What games can you play?   Where can the children play football?

Subject question (вопрос к подлежащему; ответ – само подлежащее)

Who     can     V?  E.g. Who can play tennis?   I can. Vitalik can.