1. The mudslide buried five houses in a village in the eastern region.

  Five houses in a village in the eastern region were buried by the mudslide.

2. The volunteers have rescued three cats.

  Three cats have been rescued by the volunteers.

3. They are cutting dead trees on some streets to prepare for the forthcoming storm. 

  Dead trees on some streets are being cut to prepare for the forthcoming storm.

4. We should move the furniture to higher places because of the flood.

  The furniture should be moved to higher places because of the flood.

5. They had repaired their house before the typhoon came.

  Their house had been repaired before the typhoon came.

6. It is Tan's 15th birthday next week.

   Tan will be 15 years old next week.
 7. The small town has totally been destroyed by the hurricane.

   The hurricane has destroyed totally the small town.
 8. They will widen the gate to let the cars run into the yard easily.

   The gate will be widened to let the cars run into the yard easily.

9. I can't come because I have to help my dad with something.

   If I don't have to help my dad with something, I can come.

10. As soon as we got on the plane,the pilot told us to get off again.

   We had just got on the plane when the pilot told us to get off again.

1. Five houses in a village in the eastern region were burnied by the mudslide.

( Câu bị động thì quá khứ đơn ): S + V2/ED + O → S + WAS/WERE + V3/ED ( + BY SB/ O)

2. Three cat have been rescused by the volunteers.

( Câu bị động thì hiện tại hoàn thành): S + HAVE/HAS + V3/ED + O → S + HAVE/HAS + BEEN + V3/ED (+ BY SB/ O)

3. Dead trees on some streets are being cut to prepare for the forthcoming storm.

( Câu bị động thì hiện tại tiếp diễn) : S + AM/IS/ARE + Ving + O → S + AM/IS/ARE +  BEING + V3 (+ BY SB/ O)

4. The furniture should be moved to higher places because of the flood.

( Câu bị động với động từ khiếm khuyết): S + SHOULD/WILL/... + V + O → S + SHOULD/WILL + BE + V3/ED (+ BY SB/ O)

5. Their house had been repaired before the typhoon came.

( Câu bị động thì quá khứ hoàn thành): S + HAD + V3/ED + O → S + HAD BEEN + V3/ED + (+ BY SB/ O)

6.  Tan will be 15 years old next week.

7. The hurricane has destroyed the small town.

( Câu chủ động thì hiện tại hoàn thành): S + HAVE/HAS + V3/ED + O → S + HAVE/HAS + BEEN + V3/ED (+ BY SB/ O)

8. The gate will be widened to let the cars run into the yard easily.

( Câu bị động với động từ khiếm khuyết): S + SHOULD/WILL/... + V + O → S + SHOULD/WILL + BE + V3/ED (+ BY SB/ O)

9. If I didn't have to help my dad with my something, I could come.

Câu điều kiện loại II ( diễn tả hành động sự việc không có thật ở hiện tại) : If + S + V-ed/V2,  S  + would/could/should... + V

10. We had just got on the plane when the pilot told us to get off again.