来自刘海玲的问题
单词时态转换arriveblowchangenoticereceivedigbrushdecidesendwakelaycoughpushreturnbuildspendlittermeanhurtbeatcovercatchspitburncopypreferagreeprintrunbreakpullinventjoinencourageattackproduce例句：try-trie
单词时态转换
arriveblowchangenoticereceivedigbrushdecidesendwakelaycoughpushreturnbuildspendlittermeanhurtbeatcovercatchspitburncopypreferagreeprintrunbreakpullinventjoinencourageattackproduce
例句：try-tries-trying-tried-tried
