Part 3: Make the question for the underlined parts. 1. It's about 300 kilometers from Da Lat city to Ho Chi Minh city. (about 300 kilometers) → How ______________________________________________________ 2. We attend the flower festival for fun .(for fun) → Why________________________________ 3. In the green future, means of transport will be powered by solar energy.(means of transport) → ____________________________________________________________________ 4. Petroleum is a non-renewable energy source because it takes a long time to replace it.(because it takes a long time to replace it) → _________________________________________________________________________________________ 5. My father used to go fishing in the pond behind my house.(in the pond behind my house) → ___________________________________________________________ 6. They celebrate the festival after harvesting the crop.(after harvesting the crop) →__________________________________________________ 7. What is the distance between Vinh and Ha Noi city? →  How _____________________________________________?