Unit 4 Then and nowPart B 第一课时一、英汉互译。1. photo _ 2. 不同的 _ 3. 以前 _ 4. active _ 5. go cycling _ 6. quiet _ 7. 变化 _ 二、补充句子。1. Come and look _ Mikes old photos.2. Before I liked pink. _ I dont like it now.3. Before I _ quiet. Now Im very _ in class.4. I was short. So I _ ride my bike well.5. I didnt like math _ . But now I like it. 三、根据框架提示，写一写你的变化。Before, I was _.Now I am _.Before, I couldnt _. Now I can _.Before, I didnt like _.Now I like _. Im different now.答案：一、1. 照片 2. different 3. before 4. 活跃的 5. 去骑自行车 6. 安静的 7. change 二、1. at 2. But 3. was active 4. couldnt 5. before三、略2