3. Retrouve les questions qui ont permis d'obtenir ces réponses. Sers-toi de l'élément souligné pour te guider. a. No, Roger, I haven't landed yet. b. I've never been to space but I've trained a lot! c. I've already explored the area but I haven't reported to the NASA officials yet. d. I haven't found my Darth Vader costume yet!