一、写出下列单词的过去式 1.climb 爬_____________ 2.turn 转弯____________ 3.learn 学习_____________ 4.cook dinner 做饭____________ 5.play the piano 弹钢琴____________ 6.visit grandparents 看望(外)祖父母____________________ 7.clean the bedroom 打扫卧室__________________________ 8.wash the clothes 洗衣服__________________________ 9.answer the phone 接电话 __________________________ 10.listen to music 听音乐 __________________________ 11.clean the room 打扫房间__________________________ 12.collect insects 收集昆虫__________________________ 13.jump 跳____________ 14.row 划____________ 15.work 工作____________ 16.show 展示____________ 17.look 看____________ 18.walk 走____________ 19.help 帮助____________ 20.relax 放松___________ 21.return 归还_____________ 22.pass 传递______________ 23.watch insects 观察昆虫_______________________ 24.pick up leaves 采摘树叶__________