1. To understand the origin of traditional festivals in the world, the celebration activities (customs) of these festivals and the meaning of these activities;2. Talk about holiday celebrations;3. Preview: understand the new words according to the context. Step 1 Lead-inTeachers talk about the world's traditional festivals, such as the Lantern Festival in China, adults' day in foreign countries, carnival and so on. Step 2 Watching and talkingActivity 11. Teacher let Ss look at some pictures about festival activities. During talking about these activities, teachers can add some background knowledge about festivals. Questions: ①What festivals do the pictures show us? ②In which country do you think people celebrate each festival? ③How do people celebrate each festival? 2. Ask Ss to choose some words or phrases from the box to celebrate each festival. 3. Teachers can show students how to use these word blocks and learn to describe holiday activities in groups. For example：On the Coming-of-Age Day, young girls in Japan would wear traditional costumes. One of the most important activities during the Lantern Festival is to guess riddles. During the Rio Carnival, you can watch wonderful samba dances. 4. The teacher asked the students to report the results of the group lecture. Ask these questions:①What do people do to celebrate the Chinese Lantern festival? ②Who will celebrate Coming-of-Age Day? What do they do to celebrate it? ③What do you expect to see if you go to the Rio Carnival? 5. Learn some words and phrases in the box. Step 3 ListeningActivity 21. Teacher asks Ss to read “Listen for relationships” , In pairs, discuss how to identify relationships between people based on their tone and content. The teacher can provide the following questions to inspire students to discuss. ①What does a tour guide usually say to a tour group? What expressions are frequently used? ②What questions does an interviewer usually ask during an interview?