【正文】
1b Ask “What’s this?” to elicit “It’s a tree.” Ask “What colour are the leaves?” to elicit “They’re green/brown/yellow.” As you know, there are four seasons in a year. The leaves have different coulours when the season changes. Prompt the students to e to a conclusion: the leaves are green in spring. They’re brown and yellow in autumn. Read the two sentences: 1a The leaves are green in spring. 1b They are brown and yellow in autumn. Picture 2a amp。 M