Unit 5 Free TimeLesson 3习题 一、连线1.go for a picnic A. 弹钢琴2.play the piano B.拉小提琴3.go skiing C. 滑雪4.go skating D.滑冰5.play the violin E. 野营二、翻译1.What do you do in your free time_2. I often go for a picnic._3.How often do you clean your room._4. I never smoke._