We all need to exercise. Doctors say it is good for us. It makes our body strong. And we will feel better about ourselves. We can exercise twice a week. Twenty minutes each time is enough(足够的). There are many ways(方法)to exercise. We can walk, run, play sports or swim. Many people go to special(特别的)places to exercise. These places have a lot of equipment(设备). They exercise with their friends together. Some people have equipment in their homes. Exercising can be fun. How do you exercise?

例：What's Kim's address?

Kim's address is 942 Beixin Street.

    If you use fire carefully, fire can help you a lot. But if you don't, you will be dangerous.

    People know the danger of fire. It's good for us to know how to protect us from fire.

    First, get a smoke alarm in the house. It can make a loud sound. The sound tells everyone to leave the house immediately (立刻) in case of emergency (紧急情况).

    Next, have an escaping (逃生) plan. Make sure we all know where is the safety exit (出口) of your house. In case of fire emergency, everyone should follow the right way to escape.

    Then, it is necessary for every family to buy a fire extinguisher (灭火器). And also make sure that every family member know how to use it.

    Sometimes fire is dangerous. We must be careful. We know the danger of fire and we should know how to protect ourselves.

    We should get a smoke alarm. So we can find the fire and escape quickly.

    We should have an escaping plan. We should know where the safety exit.

    We should buy a fire extinguisher and learn to use it.

    We have three meals（饭菜）every day. For breakfast（早餐）, I have some milk, a hamburger（汉堡）and two eggs. For lunch（中餐）, I have rice, an orange, carrots and potatoes（土豆）. And for dinner（晚餐）, I have chicken, some French fries（炸薯条）and broccoli（西兰花）. We should have healthy（健康的）food. It's good for us.

    Bruce Smith and his family's hobby is camping (野营). They often spend (度过) their Saturdays and Sundays like this. The children, Daniel and Lucy, like going fishing with their father. Sometimes they go swimming in the sea or go boating on the river. Mrs Smith likes drawing beautiful places. She often draws well with her brushes.

    Then Mr Smith buys a big car. It is like a house. It has beds for four people, a living room, a place for cooking and a bathroom. Mrs Smith and the children are very happy.

    Sports are good for people's health(健康). Many people like sports.

Old people usually do exercises in the morning. Some like walking and dancing. Some like Taichi(太极拳).

    Students play different sports at school. They can join sports clubs. They can play with their classmates. They can play basketball, table tennis, badminton and volleyball. Sports can help students grow tall and strong.

    Many people play sports at weekends. They go to parks and gyms. But some people just run on a running machine(跑步机) at home.