been和done的区别 been是be的过去分词;done是do的过去分词。常见的用法是have done和have been done,have done是主动形式的现在完成式,have been done是被动式的现在完成式。 1、done的含义及相关短语用法 形容词adj.已完成的;煮熟的;合乎礼仪的;合乎规矩的感叹词表示...
Amy Chua, 48, started a firestorm when she published her memoir, Battle Hymn of the Tiger Mother. When an entire nation reacts so strongly to something, you know you have h...
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,been,to be.另外,be动词还有成为的意思。 1英语be动词有哪些 有am、is、was are、were、 being。 1、am,is和are用于不同的人称和数。am用于第一人称单数。例如:I am a teach...
First, globalization needs to be more inclusive and beneficial to all. Globalization represents an inevitable trend in the development of the world and a strong tide drivin...
2. 现在进行时(be doing) 用法:现在正在进行的动作。 3. 现在完成时(have done) 用法: A) 表示动作到现在为止已经完成或刚刚完成。 例:I bought a new house, but I ___ my old one yet, so at the moment I have two houses. A) didn'...
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