Pls help with this question pls

2. a lot of delays have been caused by engineering works.
3. your bags will probably searched at customs.
4. we had already been directed by the guard to platform 4.
5. this train is used by a lot of commuters.
6. the price of rail tickets have recently been increased.
7. this bag was left on the plane.


2. was made by
3. was made
4. powered by
5. was controlled by
6. had been tested
7. were witnessed by
8. was taken
9. were reported

#edited