have been +adj æ¯ç°å¨å®ææ¶,表示ä»è¿å»ä¸ç´æç»å°ç°å¨çç¶æ,
å¦ï¼He has been dead for three years.
I have been early to get to school.
èbe å¨è¯+形容è¯,表示çæ¯ä¸ç§ä¹ æ¯æ§çç¶æ.
å¦ï¼My room is clean.
He is clever.
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