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1. Show some pictures and present the new words.
2. Read aloud the new words.
dig vt. & vi. 挖(洞,沟等)
serious adj. 认真的,严肃的
breadfruit n. 面包树果实
reduce vt. & vi. 减少,降低
turn off 关上(开关)
recycle vt. 回收利用,循环利用
cause vt. 导致;造成
wise adj. 明智的,充满智慧
Step 3 Learn the conversation
1. Listen to the tape and ask:
1) What is Hobo going to do?
2) Will more trees be planted this year?
3) What does Eddie like doing?
4) What will Eddie plant?
2. Act out the conversation.
Step 4 Practice
1. Do Part A on page 117.
2. Check the answers.
Step 5 Listen and answer
1. Listen to part B and answer the following questions.
1) How did Kitty go to school in the past?
2) What about now?
3) What does Millie think she should do to live a green life?
4) What about Daniel?
5) What about Sandy?
2. Read after the recorder.
Step 6 Free talk
Work in groups and talk about the ways to live a green life.