Unit 9 What does he look like ?Period 1 Section A(1a~2c)自主学习课前诊断Ⅰ. Practice the dialogue in pairs.A: Is this / that your sister?B: Yes, it is. / No, it isn’t.Ⅱ. Look at the pictures on page 49 and learn the new words in 1a.二.设问导读Ⅰ. Speak out the following senten...