4.Grass wasn't being cut when it began to rain
5.The tennis court was being used ,so we couldn't play
6.A new ring road is being built around the city

1.Peter hasn't been seen since the day of the party
2.The children have been told about the party
3.Have the letters been posted ?
4.He has already been told the whole truth

5.Has the car been repaired by your father?
6.The eggs haven't been eaten by the little girl
7.Our homework haven't been finished yet
8.All the students have been invited in the school

1.The reports must be finished on time
2.He willn't be given this book
3.A party will be held by my sister next Sunday
4.These products have to be tested (không chắc cột 3 test phải tested k)
5.A new supermarket is going to be built next year
 

6.The old building ought to be knocked down 
7.Mai should be invited to the party
8.A cure can be found for cancer in the near future
9.How can this problem be solved ?

EX4:
1/the floor was being cleaned when i arrived.
2/he is being sent abroad on business.
3/are her students being taught new English song by Mrs Green.
4/grass wasn't being cut when it began to rain.
5/the tennis court was being used so we couldn't play.
6/a new ring road is being built around the city.
1/peter hasn't been seen since the day of the party.
2/the children have been told about the party.
3/have the letters been posted?
4/he has already been told the whole truth.
5/has the car been repaired by your father?
6/the eggs haven't been eaten by the little girl.
7/our homework haven't been finished yet.
8/all the students have been invited in the school.
EX5:
1/the reports must be finished on time.
2/he willn't be given this book.
3/a party will be held by my sister next Sunday.
4/these products have to be tested .
5/a new supermarket is going to be built next year.
6/the old building ought to be knocked down .
7/mai should be invited to the party.
8/a cure can be found for cancer in the near future.
9/how can this problem be solved?
nhớ tích cho mình 5 với lượt thích nhé 

ex 4:

1. Peter hasn't been seen since the day of the party
2. the children have been told about the party
3. have the letters been posted?
4. he has been already told the whole truth
5. has the car been repaired by your father?
6. the eggs haven't been eaten by the little girl
7. our homwork hasn't been finished yet
8. all the students have been invited in the school

ex 5:

1. the reports must be finished on time
2. he won't be given this book
3. a party will be held by my sister next Sunday
4. these products have to be tested
5. a new supermarket is going to be built next year
6. the old building ought to be knocked down
7. Mai should be invited to the party
8. a cure for cancer can be found in the  near future
9. how can this problem be solved?