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2．要求掌握以下词汇及短语：
junk food, coffee, health, be good for, be bad for, have good/bad habits, want sb to do sth
Teaching aids:
PPT and a tape recorder.
Teaching procedures:
Ⅰ. Warming- up and revision
1. Daily greeting.
2. Revision ﹨Free talk.
3.Lead in: listen a song--Healthy Song.
Ⅱ. Presentation
1. Find T: Show some pictures of food or drink on the big screen. Ss read the words then discuss they are healthy or unhealthy.
2. Work on 1a. Read the words with the pictures then match the words with the pictures.
3. Check the answer with the Ss.
4. Point at the new words ---junk food, coffee, health.
Ⅲ. Practice （ 1b）
1. Explanation----be good for, be bad for, want sb to do sth
2. Ask and answer questions about the pictures on 1a. Make a model to the Ss:
T: How often do you drink milk, S1? S1: I drink milk every day.
T: Do you like it? S1: No, but my mother wants me to drink it. She says it’s good for my health.
Ⅳ. Listening
Work on 1c:
1. Tell Ss that a reporter is interviewing Bill and Tina what their eating habits are. Listen to the recording and find the answer to these two questions: Is Bill healthy? Is Tina healthy? Listen and find the answers to the questions.
2. T: Now let's work on 1d. First, let one student read the sentences and try to know the meaning of the sentences.
3. Play the first time, Ss just listen. Play the tape for the second time for the Ss to listen and find the answers.
4. Check the answers:
5. 听力指导：学生先要抓住这六个问题的意思。带着这六个问题去对话。在听的时候，应重点将与这六个问题相关的回答听清，其他作为非重点内容。
Ⅴ. Pair work （1e）
1. Work in pairs. Ask and answer questions. SA is the reporter. SB is Tina or Bill. Ask and answer questions. Then change roles.
e.g. ─How often do you exercise? ─I exercise every day.
─And how often do you …? ─I exercise …