Why don’t we join our feet together?怎么理解

Why don’t we join our feet together?怎么理解 Why don't we join our feet together? Why don t we enjoy our holidays together? Why don't you join our part?改同义句— —join our party? why not是否等于why don't we?（why not后面用加together吗) why don't we . Why don’t you join our club (改为同一句） Why don't you ____(join) our trip ____ the park? why don't we to call linda and ask her to come to join this why don't we see the movie together?保持原句意思 Why don't we see the film together?(改成同义） ____ _____ see the Sorry I don’t have a better idea of our time together,but we