In this exercise you choose between “rarement – rarely” and “souvent – often”.
Use the logic. If Tristan adores going to a swimming pool, the logical answer would be that he swims often (souvent).

Il nage souvent.

Madeleine and Agathe like talking to their friends. You have to choose between what is more logical in this case: do they phone to their friends “régulièrement – regularly” or “rarement – rarely” ?

Elles téléphonent à des amis régulièrement.

If we hate parties, the logical answer would be that we dance rarely (rarement)!

Nous dansons rarement.

Séverine and Damien don’t like sports. So, probably they play football rarely!

Ils jouent rarement au foot.

I like to read. Going to the library “from time to time” is more logical than “rarement” for someone who likes to read, right?

J’aime aller à la bibliothèque de temps en temps.

Mme. Toussaint doesn’t like shopping. The logical choice would be that she goes only rarely “rarement” to the shopping mall.

Elle va rarement au centre commercial.

Lucile adores sports. Even if football is maybe not her favourite sport, the logical choice here would be that she plays it “souvent” often.

Elle joue souvent au football.