Are you going to take part in the contest? ✬

We took part in the contest. ✬

I took part in the contest. ✬

Many students took part in the contest. ✬

He wants to participate in the contest. ✬

He was disqualified from taking part in the contest. ✬

She won the contest. ✬

I congratulate you on winning first prize in the speech contest. ✬

Did you enter the singing contest? ✬

Tom was a judge in an art contest. ✬