Put these sentences into the passive voice

----- Nội dung dịch tự động từ ảnh -----
III. Put these sentences into the passive voice.
1. Should they help Jane with the sewing?
2. The mechanic is repairing Judy's car.
3. Must we finish the test before ten?
4. They use a computer to do that job nowadays.
5. Employers must pay all travel expenses for this training course.
6. Did her story take them in?
7. The bank manager kept me waiting for half an hour.
8. Has he spelt this word wrongly?
9. All his friends will see him off at the airport.
10. They used to drink beer for breakfast in England years ago.
11. Someone might have sent the letter to the wrong address.
12. They were cleaning the floor when I arrived.
13. They are digging the hole on the wrong side of the road.
14. They are going to steal your money if you're not careful.
15. Has anyone ever asked you for your opinion?
16. Alan’s knowledge of art doesn’'t impress me.
17. How do people make candles?
18. They can't make tea with cold water.
19. When is someone going to announce the results of the contest?