1）在确定的过去时间里所发生的动作或存在的状态。时间状语有：yesterday, last week, an hour ago, the other day, in 1982等。Where did you go just now?2）表示在过去一段时间内，经常性或习惯性的动作。When I was a child, I often played football in the street.Whenever the Browns went during their visit, they were given a warm welcome. 3）句型：It is time for sb. to do sth '到……时间了' '该……了'It is time sb. did sth. '时间已迟了' '早该……了'It is time for you to go to bed. 你该睡觉了。It is time you went to bed. 你早该睡觉了。would (had) rather sb. did sth. 表示'宁愿某人做某事'I'd rather you came tomorrow.4) wish, wonder, think, hope 等用过去时，作试探性的询问、请求、建议等。I thought you might have some. 我以为你想要一些。比较：一般过去时表示的动作或状态都已成为过去，现已不复存在。Christine was an invalid all her life. (含义：她已不在人间。)Christine has been an invalid all her life. (含义：她现在还活着)Mrs. Darby lived in Kentucky for seven years.(含义：达比太太已不再住在肯塔基州。)Mrs. Darby has lived in Kentucky for seven years.( 含义：现在还住在肯塔基州，有可能指刚离去)注意： 用过去时表示现在，表示委婉语气。1）动词want, hope, wonder, think, intend 等。Did you want anything else?I wondered if you could help me.2）情态动词 could, would.Could you lend me your bike?
dance这个词相信大家都知道，是“跳舞、舞蹈”的意思。但是dance的过去式是什么？可能有不少同学会不太清楚。其实很简单，dance这个词属于规则变化，以-e结尾的动词，其过去式和过去分词就直接在词尾加-d就可以了。所以，dance的过去式和过去分词都是danced。例句：We put the music on, and danced the Charleston.我们放起音乐，一块跳起了查尔斯顿舞。Tom danced with a beautiful girl.汤姆和一个漂亮妞跳舞了。</p 产品：澳博培训供货总量：不限产品价格：议定包装规格：不限物流说明：货运及物流交货说明：按订单
