Bonjour,
Réponse :
1 your/tall/teacher / was/ first/? (✓)
→ Was your first teacher tall? Yes, he was.
2 shoes/were / his / broken /? (✔)
→ Were his shoes broken? Yes, they were.
3 you/ and/friends/ your / cold/ were /? (X)
→ Were you and your friends cold? No, we weren't.
4 mobile/bag/ was/ in / your / your /? (X) near /?
→ Was your mobile near your bag? No, it wasn't.
5 lake/were/the/we/ (✓)
→ il doit manquer des mots ... ?