Unit 1 A healthy body 课件

课件15张PPT。B1Teaching steps:1. Listen and chant.2. Greetings and free talk.3. Revision.4. Presentation5. Practice.6. Exercise.7. Homework.Pat, you’re 142 cm tall and 32 kg.This year, I’m taller and heavier.Tim is faster this year. Yes, he’s doing well.Bob is slower this year.He’s last in the race.Wow! Candy is stronger this year.She can lift some very heavy weights.And Bob is weaker.He can only do two pull-ups.Last year, he did four.形容词比较级(规则变化）1、一般形容词直接在词尾加er. long – longer strong – stronger 2、词尾“辅音字母＋y”的形容词，变y 为i, 再加er. heavy – heavier busy- busier 3、词尾为一个辅音字母的重读闭音节 结尾的形容词，先双写末尾辅音字 母，再加er. big-bigger 写出下面形容词的比较级： big- small- tall- short- light - heavy- fast- slow- weak- strong- hot- cold- Homework: Listen and read B1. Copy the sentences. Do the WB exercises.