现在完成时(present perfect tense)共20页 现在完成时（presentperfecttense）51、山气日夕佳，飞鸟相与还。52、木欣欣以向荣，泉涓涓而始流。53、富贵非吾愿，帝乡不可期。54、雄发指危冠，猛气冲长缨。55、土地平旷，屋舍俨然，有良田美池桑竹之属，阡陌交通，鸡犬相闻。谢谢！51、天下之事常成于困约，...
anaction that started in the past and continues to thepresent.Daniel has lived in Bejing for two years.pastpresentWe use the simple past tense to tell what happened inthe past.Daniel bought a new computer lastmonth.pastpresentWe use the present perfect tense to talk about theresult of an ...
小学一年级英语PRESENTPERFECTTENSE(2)
Present Tense, Past Perfect: Dirigido por Richard Dreyfuss. Con Anne Archer, Laura Cayouette, Julie Cobb, Bruce Davison.
be present at[sth]v expr(attend)SCSimplified Chinese出席chū xí TCTraditional Chinese出席 It is essential that the entire team be present at this meeting. 全队都出席这场会议至关重要。 presentn as adj(moment, time: current)SCSimplified Chinese现在的xiàn zài de ...
present perfect 和 present perfect continuous 的最大区别在: 前者表示某事情在过去已经完全完成,可不知道确定时间.例如:He has wrote this novel. (没有确定他什么时候写,也不知道什么时候写完) 后者表示某事情在过去已经发生和还在进行到一定的时间,有确定的时间....
现在完成时态(Present Perfect Tense)在英语中用于描述从过去某一时间点开始到现在已经完成的动作或状态。它强调的是动作对现在的影响或结果。 定义 现在完成时态表示从过去某一时间开始一直持续到现在的动作或状态,或者表示过去某一时间发生的动作对现在造成的影响或结果。 结构 现在完成时态的基本结构是“have/has ...
标准答案:(BE)DBDEBACDE 自测分析: 3.6 句子意思表示我已经知道他一段时间了。for多久,前面应该使用什么时态不清楚。 书本中对于不确定和错误部分的解释 3.6 过去一段时间直到现在都持续的状态要用present perfect时态,特别明显的标志是用since或者for接时间结尾。
He argues that ess is ambiguous between past tense and present perfect and thus one cannot be derived from the other. He continues that the present result state presupposes the past event and the past event entails the present result state. We examine his claims closely and conclude that they...
/ be a student, get up→be up, fall asleep→be asleep , fall ill→be ill, get to know→know, lose→be lost,become→be, return/ come back / get back→be back,join →be in / be amember, join the army→be in the army /be a soldier, receive / get a letter→have a letter ...