一、写出下列单词的过去式1.climb爬_____________2.turn转弯____________3.learn学习_____________4.cookdinner做饭____________5.playthepiano弹钢琴____________6.visitgrandparents看望(外)祖父母____________________7.cleanthebedroom打扫卧室__________________________8.washtheclothes洗衣服__________________________9.answerthephone接电话__________________________10.listentomusic听音乐__________________________11.cleantheroom打扫房间__________________________12.collectinsects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.watchinsects观察昆虫_______________________24.pickupleaves采摘树叶______________________25.paint绘画______________26.kick踢______________27.ski滑雪__