3. English is being learnt by Sam at the moment. 

4. My house is being built. 

5. A report is being written now. 

6. Novels are being read right now. 

7. The floor is being swept. 

8. My exercise is being done now. 

9. My favourite songs are being sung now. 

10. My car is being fixed. 

***

1. This pen had been bought before i went to bed last night. 

2. The dish had been washed by Nam. 

3. A report had been written. 

4. Sam's exercise had done by him by noon. 

5. The report hadn't been finished before they had a test. 

6, This movie had been seen before Nina called. 

7. After the house had been cleaned, i went to school. 

8. After Mark's clothes had been washed, he studied. 

9. Vicky's clothes had been ironed by her by noon. 

10. My teeth hadn't been brushed before i went to bed last night. 

***

1. This dress can be washed. 

2. The wine should be opened about 2 hours before you use it. 

3. Books may be kept by members for 3 weeks. 

4. Umbrellas and sticks must be left in the cloakroom by visitors. 

5. Those books should have been taken back to the library. 

6, The accident ought to have been reprorted to the police. 

7. It must be dry- cleaned.

8. A better solution for this problem can't be given to me. 

9. These exercise must be finished before 4 o'clock. 

10. This house isn't going to be bought by him. 

Bn học tốt!!