Step 1情景导入
T:Let\'s play a game. Four groups describe pollution and tell how to save the earth.
S1:How many students may give the report in a group?
T:One. But you may make a dialogue in a group,then two of you may complete the task. The group that does the best is the winner.
Step 2完成教材Activity 4的任务
1.Complete the passage with the correct form of the words in the box.(Activity 4)
(1)学生个体或两人一组活动,完成短文填写。
(2)全班核对答案。要求学生读出完整的句子。
(答案:1.enemy 2.factories 3.kill .pollute 5.spreads 6.causes 7.oil)
(3)学生再次阅读短文,进一步感知污染给人们日常生活带来的危险,提高环境保护意识。
环节说明:本活动为词汇练习,以短文的形式让学生运用对话中出现的重点词汇。
2.Everyday English
(1)让学生在会话中找到这些日常表达,学生考虑它们的另一种说法。
(2)学生两人一组,用那三个日常表达编一段对话。
(3)学生练习并表演对话。