1 Our house is painted by us every three years.

2 Years ago, oil lamps were used instead of electric lamps.

3 Several new schools are being built in our town by them.

4 They boy knew that he was being praised by them.

5 A committee has been set up to investigate the matter by us.

6 I noticed that the wrecked car had not been yet taken away by them.

7 Can an Indefinite Article be used before an uncountable noun?

8 This watch must have been dropped in his hurry.

9The workers were promised higher wages by them.

1, I have ever been asked that question before.

CHÚC CẬU HỌC TỐT!!!

1, Our house is painted by us every three years.

2, Years ago, oil lamps were used instead of electric lamps.

3, Several new schools are being built in our town by them.

4, They boy knew that he was being praised by them.

5, A committee has been set up to investigate the matter by us.

6, I noticed that the wrecked car had not been yet taken away by them.

7, Can an Indefinite Article be used before an uncountable noun?

8, This watch must have been dropped in his hurry.

9, The workers were promised higher wages by them.

10, I have ever been asked that question before.