The desk feels hard句式是主谓宾?还是主系表结构?

The desk feels hard句式是主谓宾?还是主系表结构? The desk is hard(改否定句,意思不变) The desk is hard (改为否定句) The bird is pink (用what colour 提问) Touch the desk,____it hard怎么填 The desk is (smooth and hard)对括号部分提问 The woman feels very tired after a _____ (day) hard work.The woman feels very tired after a _____ (day) hard work. clean the desk,piease(改为否定句) Sit on the desk变为否定句 This desk feels (smoothly) 该怎么填? man the lonely old feels 连词成句 fred,old,feels,the,man,连词成句 The keys are on the desk(改为否定句) The keys( )( ) on the desk. I put the book on the desk.句中的on the desk做什么成分, There were some books on the desk.(改为否定句)There____ ____books on the desk. There are some books on the desk(同义句)__some books on the desk whose book is that on the desk同义句 ________ ________the book on the desk? there was nothing in the desk 的同义句there＿＿in the desk There are no books on the desk.变同义句There are ----- ------ books on the desk.