1. Hoa spends thirty minutes a day practicing the piano.
=> Practicing the piano takes Hoa thirty minutes a day
2. Remember to turn the lights off before you go to bed.
=> Don’t forget to turn the lights off before you go to bed.
3. What’s the price of that car?
=> How much does that car cost ?
4. To do morning exercises every day is good for your health.
=> It is good for your health to do morning exercises every day
5. What was Duyen’s weight last time?
=> How heavy was Duyen last time?
6. My teacher always drives very carefully.
=> How carefully my teacher drives.
7. Listening to music is more interesting than watching TV.
=> I prefer listening to music to watching TV.
8. He is a slower and more careful driver than I am.
=> He drives more slowly and carefully than I do.