(
课件网) The Earth 12 Module 4 The natural world Period 2 (P82-P83) Review Earth land clean ocean Earth forest dirty rubbish throw plastic part cut down river Ask and answer What is it What are the green parts What are the brown parts How about the blue parts Your ideas The Earth was very _____ and _____ in the past, but ____ some parts are _____. clean beautiful now dirty Can we do anything to help the Earth We should stop ... Act it out Five students a group, practise and act. Describe the Earth We live on the _____. The Earth is a _____ place. There are _____, _____, _____ and _____. There are many different _____ and _____ too. Look and read We live on the Earth. The Earth is a beautiful place. There are rivers, oceans, land and forests. There are many different plants and animals too. We live on the Earth. live的含义： live作动词，意为“住；居住”。 eg. My uncle lives in Beijing. live作动词，意为“生存；活着”。 eg. Spiders can live for several days without food. live的含义： live作动词，意为“生活；过日子”。 eg. She lives a very peaceful life. live作形容词，意为“活的”。 eg. —What’s this —It’s a live fish. Let’s watch and think Why does the Earth get sick Look and read People, plants and animals need clean water and air. ① Sometimes people throw rubbish into rivers and oceans. Why does the Earth get sick ② Sometimes people cut down too many trees. Look and read ③ Smoke from cars and factories makes the air dirty. Why does the Earth get sick The Earth gets sick. The Earth gets sick. 此句用来描述某人生病了。 句中get是系动词，意为“变得，成为”，表示一种变化过程，强调逐渐变化，后面跟形容词作表语。 变得开心 变得美丽 变得富有 这位女演员越来越有名。 Let’s watch and think What do people do to keep the Earth clean and healthy Look and read Now people work together to keep the Earth clean and healthy. ① They pick up rubbish. What do people do ② They plant trees every year. Look and read ③ They recycle glass and paper. What do people do ④ They bring their own shopping bags and stop using plastic bags. Watch and follow Look and read We live on the Earth. The Earth is a beautiful place. There are rivers, oceans, land and forests. There are many different plants and animals too. Look and read People, plants and animals need clean water and air. Sometimes people throw rubbish into rivers and oceans. Sometimes people cut down too many trees. Smoke from cars and factories makes the air dirty. The Earth gets sick. Look and read Now people work together to keep the Earth clean and healthy. They pick up rubbish. They plant trees every year. Look and read They recycle glass and paper.They bring their own shopping bags and stop using plastic bags. Take care of the Earth! Make it a better place! Free talk The things we can do to help save the Earth. 1. Save water. 2. Save energy. 3. Ride bikes or use public transport. Please remember: Little things can make a big difference. Exercise 一、用所 ... ...
