1、Topic 1 Pollution has caused too many problems.Section AThe key points and difficult points1. Key points: Words and phrases: bee, butterfly, mess, shame, several, pollute, waste, villager, destroy, cut down, goodness, pour, see sb./sth. do sth., see sb./sth. doing sth., cut down, my goodnessSentence
2、s: What a shame! / What a mess!The flowers and grass have gone!What has happened here?There be sth./sb. doing sth.There are several factories pouring waste water into the stream.Everything has changed.Grammar: differences between Simple Past and Present Perfect tense. 2. Difficult points： 正确使用 there
3、 be sth./sb. doing sth.来表达“有某人/物正在做某事” 。区别使用短语 see sb./ sth. do sth.和 see sb. / sth. doing sth.。能正确地以口头和书面形式区别使用一般过去时和现在完成时。Teaching procedures:来源:gkstk.Com来源:学优高考网Stage 1 Getting students ready for learning来源:学优高考网Greet and talk about the weather. Lead the Ss to discuss the right place for a picnic
4、.Stage 2 Lead-inLet the Ss discuss where to have a picnic. Encourage them to state the reasons.Stage 3 Pre-listeningPresent two pictures of the West Hill and describe the changes. Teach the new words and some difficult sentences.Stage 4 While-listeningStep 1: Let the Ss listen to 1a twice and do 1b
5、alone.Step 2: Let the Ss listen to 1a again and pay attention to the pronunciation and the intonation. Then practice 1a in groups and role play it.Stage 5 Post-listeningStep 1: Let the Ss read 1a aloud and fill the blanks in 1c in groups.Step2: Let the Ss observe the pictures and study the example i
6、n 2 and try to make new dialogs according to the pictures and the given words. Then act out the dialogs.来源:gkstk.Com来源:学优高考网gkstkStep 3: Lead the Ss to look at the pictures and listen to the sentences once to number them. Then listen to them twice to complete the sentences.Stage 6 Summarizing and Assigning homeworkStep 1 :Sum up the main content of this class and the key pointsStep 2: HMK : Write a passage about pollution in some place you know. 2. Talk about how many kinds of pollution you know and make a list.
