为什么 The silk scarf feels soft and smooth feel加s而smooth不加?

为什么 The silk scarf feels soft and smooth feel加s而smooth不加? The scarf feels smooth and soft .什么意识? The dress smooth and soft 1.The dress smooth and soft A.felt B.feels C.is felt D.ia fe This kind of paper feels very soft 为什么feel要加s ? This rabbit is smooth and soft.smooth and soft 用how 提问 they are smooth and soft .(对smooth and soft部分提问) This rabbit is smooth and soft.smooth and soft 用how 提问 How - smooth 后面加什么词 Skin feels really smooth. The apples are hard and smooth.hard and smooth提问 the bags are so (smooth and soft)对括号内提问