Question

Choose the correct option :

1_  they (was/were) at home yesterday
2_  (do/does) caterine teach french?
3_  the students (doesn"t/don`t) use dictionaries
4_  Paul (waren`t/wasn`t) my best friends
5_  (did/do) you travel yesterday?

Answer 1

1. were 
2. does
3. don't
4. wasn't
5. did

;)