B/

1. Is English taught here?

2. Will she be invited to your wedding party?

3. Has the work been finished by Tom?

4. Were any exercises given by the teacher?

5. Must the test be finished before ten?

6. Is the book going to be read?

C/

1. Why wasn't he helped?

2. How many games have been played by the team?

3. Where is English spoken?

4. Who is being kept in the kitchen?

5. How can this safe be opened?

6. What books are being read this year?

D/

1. This house and these cars are going to be painted for Christmas Day by the Greens.

2. By whom are the children looked after for you?

3. How many marks are given you by the teacher?

4. The cats have been already fed by Ann.

5. Will the children be brought home by buses?

6. Have your homework been finished?

7. How was the lost man found by the police?