1)Can-կարողանալ.

I can speak four languages

2) To be able to-կարողանալ

I have been able to swim since I was five.

3)May-թույլտվություն

I may pass english exam.

4)Must-պետք է

We must get a call early.

5)Have to/had to

I have to wash my car today.

6)Should/would

Would you hand me the pencil.

7)Need-կարիք ունենալ

I need you.