Question

Denys belongs at/to/in/with a chess club.

Answer 1

Denys belongs to a chess club.

Answer 2

Correct preposition: Denys belongs to a chess club.

Explanation: The preposition "to" is used when talking about membership or affiliation with a group or organization. In this case, Denys is a member of the chess club, so we use "to" to indicate his belonging or association with the club. Therefore, the correct sentence is "Denys belongs to a chess club."