1. (2020·衡阳模拟) 阅读下面的短文，并根据短文内容回答所提问题。

    A healthy lifestyle is important to our lives. If we have unhealthy lifestyles, we may not be able to enjoy what life offers to us. So how we live has a direct effect on our health.

    Remain active

    This is the most important part of a healthy lifestyle. Remain physically active. Walk, run, play, swim, climb and jump, which can keep you physically fit. Avoid using vehicles as much as you can. If your job requires long hours of sitting, take breaks often, get up often and stretch, clean the house, do gardening, go cycling and So on. Do not let laziness hurt your body and mind.

    Keep clean

    Keep your surroundings clean. Tidy and well organized places are good for a healthy mind and body. Unclean and untidy places can not only trouble you but also make you sick.

    Eat healthy food

    What you eat has a direct connection to your body and mind. The healthier the food is, the healthier your lifestyle will be. If you like eating junk food, you are risking damaging your health. Choose well cooked food that includes most of the healthy nutrients(营养) .

    Live naturally

    This is probably the easiest way to live a healthy lifestyle. Be among nature as much as you can. Plant trees around your house. Avoid using harmful things to the environment, like plastics, chemicals and other man-made equipment. A natural lifestyle is a healthy lifestyle. Protect our nature and nature will protect us.

1. （1） What will happen if we have unhealthy lifestyles?
3. （2） Why should we keep our surroundings clean?
5. （3） What is the most important part of a healthy lifestyle?
7. （4） The healthier the food is, the healthier your lifestyle will be, isn't it?
9. （5） Can you give us other suggestions about a healthy lifestyle? Write one or two.