1.It is better to do the homework right now.

-> It is better that the homework is being done right now. 

2. They determined to look for the missing girl.

-> They determined that the missing girl should be looked for

3. The driver has taken my son to school.

=> I have had the driver taken my son to school

4. Someone spoke ill of me.

=> I had been spoken ill 

5. Someone seems to have made a terrible mistake.

=> A terrible mistake seems to have been made

6. You order me and I am tired of it.

=> I am tired of your order

7. Before they invented printing people had to write everything.

=> Before printing had been invented, people had to write everything.

TL:

1. It is better that the homework is being done right now

2. They determined that the missing girl should be looked for

3. I've had the driver taken my son to school

4. I'd been spoken ill 

5. A terrible mistake seems to have been made

6. I'm tired of your order

7. Before printing had been invented people had to write everything