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...
A. was to be held B. has been held C. will be held D. is being held 5) He traveled to many mountain villages and saw many poor children out of school. This experience ___ his life. A. would change B. had changed C. was to change D. was changing 5...
②Althougha team may be composed of knowledgeable people,they must learn new ways of relating and working together to solve cross-functional problems. (15年12月CET6,第一套)...
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