Question

Complete with the passive voice.
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Answer 1

2. roller skates were invented in 1949

3. she might be interviewed by a famous journalist

4. the classrooms were clean every day

5. it is getting clean

6. i think a hospital should be build here next year

7. mr smith was waiting while his car was repairing

8. all the tickets are selled

9. i can contact in an emergency

10. all the money were stealed