题目

补全对话① Mike: Howyou ? Amy: I'm 40 kg. Mike: I'm 35 kg. I'm than you.② Sarah: you ? Liu Yun: I'm 165 cm. Sarah: I'm 160 cm. You're cm than me. 答案：【1】heavy are【2】lighter【3】How tall are【4】5【5】taller如图，在Rt△ABC中，∠C＝90°，∠B＝37°，BC＝32，则AC＝________．(参考数据：sin37°≈0.60，cos37°≈0.80，tan37°≈0.75)