The present

The verb forms are the present, the past and the past participle.

deal, dealt, dealt - radzić sobie

The present

I deal with my problems.
Radzę sobie ze swoimi problemami.

The past

I dealt with my problems yesterday.
Wczoraj poradziłem sobie ze swoimi problemami.

The past participle

I haven't dealt with my problems yet.
Jeszcze nie poradziłem sobie ze swoimi problemami.