11. The children looked at the women with a red hat.

-> ...................................................................................................

12. They have provided the victims with food and clothing.

->  .........................................................................................................

13. The teacher explains the lesson.

->  ...............................................................................................

14. Mrs Green is cooking the food in the kitchen.

-> .......................................................................................................

15. The doctor examined the patients.

->  .................................................................................................. 

6.   The boys broke the window and took away some pictures.

->  ...........................................................................................................

7.   People spend a lot of money on advertising everyday.

->  ...................................................................................................

8.   They may use this room for the classroom.

->  .................................................................................................................

9.   The teacher is going to tell a story.

->  .................................................................................................................

10. Mary is cutting the cake with a sharp knife.

->  ............................................................................................. 

III. Change the following sentences into passive voice.

1.   They can’t make tea with cold water.

->  .....................................................................................................

2.   The chief engineer was instructing all the workers of the plant.

->  .......................................................................................................

3.   Somebody has taken some of my books away.

->  ........................................................................................................

4.   They will hold the meeting before May Day.

->  ...............................................................................................................

5.   They have to repair the engine of the car.

->  ............................................................................................................. 

II. Correct the verb form of the sentences.

1.   When I (come) ............................. there, they (leave) .............................

2.   When I (get up) ............................. this morning, my father (leave) ............................. 

3.   After the children (finish) ........................... their homework, they (go) .......................... to bed.

4.   I (do) ............................. it before he (come) .............................

5.   I (meet) ............................. them after they (divorce) ............................. each other.

6.   If I (not buy) ............................. this dress, I (have) ............................. money.

I. Rewrite the sentences

1.   David had gone home before we arrived.

->   After ...................................................................................

2.   We had lunch then we took a look around the shops.

->   Before ............................................................................................

3.   The light had gone out before we got out of the office.

->   When ...................................................................................................

4.   After she had explained everything dearly, we started our work.

->   By the time ................................................................................................

5.   My father had watered all the plants in the garden by the time my mother came home.

->   Before .............................................................................................