(
课件网) What is it made of Match. glass gold wood wool Do you recycle plastic bottles Why do we need to recycle brick rubber white chocolate fur paper sugar wood bone leather gold glass card wool metal silver plastic What is it made of Name things made from these materials: Choose three words and make sentences. Example: My mom knows I like chocolate. Think of another word that has the same sound. Example: red–bed Can you name some things inside this bedroom What are they made of Every day we throw a lot of plastic into our bins. This is a problem because plastic does not change. This means that it uses a lot of space if we don't reuse it or recycle it. Did you know that half of the rubbish on our beaches is made of plastic 1. Read and do. What happens to plastic when we throw it away 1. Read and do. Making plastic also uses a lot of oil. We need to use oil for two things. First we use it as the basic material for plastic and second we use oil for energy to make the plastic. Because of this it is important to try to recycle different plastics. What do you recycle Why do we need oil 1. Read and do. Celluloid was one of the first plastics. It is made from cotton (the material which jeans are made of) and two other materials. People use celluloid to make films. Another important plastic is nylon which people use in lots of different kinds of clothes. The word nylon comes from the names of two cities, New York and London. Today the plastic which we use most is called polyethylene. We use it for bottles and boxes. What are some of the different plastics We use plastic for almost everything. Think about what is around you and what you use every day. How many plastic things can you think of 1. Read and do. What do we use plastic for 2. Read again and choose a title. Different plastics. Recycling plastic About plastic 3. Listen and label the diagram. house transport electric building farming other bottles and boxes Let’s recycle! Read each step and say the number of the matching picture. A special machine sorts the bottles. Another machine cuts the bottles into small pieces. Another machine squashes the bottles. 1 2 3 4. Read and match. Then they wash the pieces. Finally they melt the plastic. Next they put the bottles into bags ready for recycling. 4 5 6 4. Read and match. 5. Talk in pairs. Tell the class. Another thing we can do is reuse our plastic. How can you reuse some of your plastic things You need: An empty CD box you can reuse A photo Scissors and glue or tape Things to decorate the frame How to make the photo frame: Open your CD box and take out the paper and the plastic piece where the CD goes; Tip: take the cover off the CD box and turn the base on its end. Then put the cover on the back of the base. The box will now stand up on its own. How to make the photo frame: 2. Cut the photo to the right size. 3. Decorate the front of your frame by gluing different objects onto it. You can us ... ...
