The curtains hang well.hang是系动词吗?

The curtains hang well.hang是系动词吗? The curtains--------(hang) in front of the stage.答案是are hung,为什么不是are hanging呢 Curtains please draw the curtains the sunlight is too bright 为什么要用curtains而不是curtain? She hang up the hang on the hang up the gloves hang up the hang it on the 翻译：1.The line is busy.Would you like to hang on?2.Although we are beaten,we must hang on. so we can hang fire on that for the moment.句子意思和so we can hang fire on that for the moment.句子意思和 hang fire on they sat still in the room,-------.why did they do like that?A drawing the curtainsB with the curtains drawn Cwith the curtains drawing Dhaving the curtains drawn The cat is behind the curtains.(划线部分提问) The new curtains match the blue walls perfectly She drew the curtains and threw open the windows. Hang the clothes on the The new curtains match the blue walls perfectly 改为The new blue curtains are a _____ ___ ____the bThe new curtains match the blue walls perfectly改为The new blue curtains are a _____ ___ ____the blue walls Is there a cat behind the curtains答句