youare的过去分词
You have been如:You have been to Dalian.l,haven't you are的过去式和过去分词过去式是were;过去分词是been。
be动词,意思和用法很多,一般的意思是:是,此种用法,有多种变化形式,is,am,are,was,were,being,beenteen,to be.另外be动词还有成为的意思。根据句子中不同的人称、数和时间,型态,应该选择相应的be动词are+动词ing构成现在进行时态;are+动词的过去分词,构成被动语态,表被动;are+由动词ed形式或动词ing形式转化成的形容词,构成系表结构。
①are+动词ing例句:We are very sad to hear that you are leaving.听说你要走了,我们十分难过。Here are two records that are bubbling under.这两张唱片将会走红。
②are+动词的过去分词例句:
1. I am helped by him.他帮助我。
2. English is spoken by many people.许多人说英语。
3. Vegetables are bought by the old women in the supermarket every day.这些老太太每天都到超市里买菜。
③are 后可加名词,形容词,副词, 代词,动词的现在分词或过去分词,如:They are students.We are very happy .They are fine .
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