Question

tengo que cambiar las oraciones de activas a pasivas;^^ 6. The students have written a test. → A test
7. The child was reading a story. → A story
8. I returned the books. The books
9. We must keep fruit fresh. → Fruit
10. The flood destroyed the dam. → The dam
11. Kim can play the guitar. → The guitar
12. Sarah collects stamps. → Stamps
13. Dad always fixes the car. The car
14. Mat threw the garbage. → The garbage​

Answer 1

Respuesta:

6. The students have written a test. → A test  has been written by them

7. The child was reading a story. → A story  was being read by him

8. I returned the books. The books  were returned

9. We must keep fruit fresh. → Fruit  fresh must be kept by us

10. The flood destroyed the dam. → The dam  was destroyed by it.

11. Kim can play the guitar. → The guitar  can be played by him/her.

12. Sarah collects stamps. → Stamps  are collected by her

13. Dad always fixes the car. The car  is always fixed by him

14. Mat threw the garbage. → The garbage was trhown by him

Explicación: