1) 事实状态的动词have, belong, possess, cost, owe, exist, include, contain, matter, weigh, measure, continueI have t... [查看全文]
多个形容词修饰名词时,其顺序为:限定词--数词--描绘词--(大小,长短,形状,新旧,颜色) --出处--材料性质,类别--名词a small round... [查看全文]
1) since +过去一个时间点 如具体的年、月、日期、钟点、1980, last month, half past six...I have been here since 1989.2)... [查看全文]
1) 用于完成时的区别延续动词表示经验、经历; 瞬间动词表示行为的结 果,不能与表示段的时间状语连用。He has completed the work.... [查看全文]
分词前置 We can see the rising sun. 我们可以看到东升的旭日He is a retired worker. 他是位退休的工人分词后置 (i分词词... [查看全文]
1)have +过去分词,构成完成时态,例如:He has left for London. 他已去了伦敦。By the end of last month, they had fini... [查看全文]
1)协助主要动词构成谓语动词词组的词叫助动词(Auxiliary Verb)。被协助的动词称作主要动词(Main Verb)助动词自身没有词义,不可单独... [查看全文]
1)相互代词只有each other和one another两个词组。他们表示句中动词所叙述的动作或感觉在涉及的各个对象之间是相互存在的,例如:It is... [查看全文]
1)物主代词既有表示所属的作用又有指代作用,例如:John had cut his finger; apparently there was a broken glass on his ... [查看全文]
表示数目多少或顺序多少的词叫数词,数词分为基数词和序数词。表示数目多少的数词叫基数词;表示顺序的数词叫序数词。一、基数词1)基数词... [查看全文]