Réponse :
Slt j'espère que tu vas bien voici t'as réponse :)
Explications :
1)They swam on saturday but they didn't swam on sunday
2)I went to work on monday but i didn't went to work on tuesday
3)He bought a new car. He didn't bought a second-hand car
4) She slept well last night but she didn't slept the night before
5) We ate spaghetti for dinner but we didn't ate anything for lunch