阅读下列与青少年日常生活有关的信息，并把相关的内容与它们的标题匹配起来。
It is easy to protect the planet! These tips help save limited resources, especially water. So give the tips a try and get green. You can take short showers instead of having a bath and turn off the water while brushing your teeth. Be sure to ask your parents before trying any of these tips.
It might not seem like such a big deal, but think about how much time you spend sitting before your computer and playing computer games. And then you get up to go to school the next morning with a very heavy backpack. Now, without moving anymore, check out your posture.
The school year always brings new friends, new teachers, new assignments, and unfortunately some new germs. But don’t worry; a new school year doesn’t have to mean new illnesses! Follow these tips and you might score a perfect attendance (出席人数) record this year!
Going to school is an exciting time because everything’s new --- teachers, new package of markers when last year’s set works just well. In addition to reusing old supplies, we’ve got a great list of ways to be green in the new school year.
Be sure to ask your parents and yourself to save energy in the summer. You can try any of these tips. Turn off the TV and play in a garden or park. Turn off your computer before you go to bed each night.

A．Green Tips: Conserve Resources Turn off the water while brushing your teeth.

B．Green Tips: Save Power Play outside instead of using electricity.

C．Green Tips: Back to School Reusing anything possible is better for the environment and yourself!

D．20 Tips for a Germ-free School Year Wash your hands with soap and water to kill germs.

Drinking water: Bottled or From the Tap?    For every six water bottles we use, only one makes it to the recycling bin.
F. Bad Posture Means Pain           Kids should carry backpacks that weigh less than 10 to 15 percent of their body weight.