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课件网) Lesson 3 Unit 4 The Earth Listening & Speaking Task 1: How much do you know about the sea Start the quiz What can we learn from the quiz How much of the Earth's surface is covered by the sea How many oceans are there in the world How many tons of fish did people catch in 2023 Why are coral reefs disappearing How many tons of plastic waste enter the sea every year By how many centimetres did the global sea levels rise from 1993 to 2024 The sea is very important to us. The sea is facing many serious problems. overfishing rising sea levels Why are they serious How serious are those problems What do you think of them Task 2: A quiz about the sea √ √ √ Problems What is happening Why is it a bad thing (A) _____ The sea is (1) _____. A lot of the ice in the North and South Poles (2) _____. (B) _____ People (3) _____. Many kinds of fish (6) _____. (C) _____ Fish and other sea animals (4) _____ and get ill. Some even (5) _____. Listen again and complete the table. Before you listen rising sea levels overfishing plastic pollution verbs environment living things Problems What is happening Why is it a bad thing (A) _____ The sea is (1) _____. A lot of the ice in the North and South Poles (2) _____. (B) _____ People (3) _____. Many kinds of fish (6) _____. (C) _____ Fish and other sea animals (4) _____ and get ill. Some even (5) _____. Listen again and complete the table. While you listen getting warmer is disappearing catch too many fish eat plastic rubbish die are dying out overfishing plastic pollution rising sea levels Causes Results Which problem worries you most Miss Liu: OK, now we are going to do a little quiz about the sea. Let's start with the first question. Why are sea levels on our planet rising Wu Di: I know! The sea is getting warmer because of global warming. A lot of the ice in the North and South Poles is disappearing. That makes the sea levels rise. Miss Liu: That's right, Wu Di. Now question number two. Many kinds of fish are dying out. Why is this Li Na: Is it because people catch too many fish Miss Liu: That's correct. There is another reason too. Can anyone guess Su Mei: Is it the plastic pollution I read that a huge amount of plastic rubbish ends up in the sea each year. Fish and other sea animals eat it and get ill. Sea animals also get caught in the plastic and die. Miss Liu: You're right, Su Mei. We need to do something about this. Now, the next question ... After you listen Do any words/phrases show cause and effect What may be the next question Brainstorm: As students, what can we do to help Task 3: What can we do to protect the sea global warming use clean energy take public transport turn off lights … eat less fish suggest making laws … sort out rubbish use less plastic products … work as volunteers 2. Complete the role play What may Miss Liu and the students say next Imagine and do a role. Task 3: What can we do to protect the sea S1: Miss Liu S2: Wu Di S4: ... ...
