将这个句子改为同义句THERE IS A DISCOUNT ON LAST'SPOSTCARDSTHEY SELL LA

将这个句子改为同义句THERE IS A DISCOUNT ON LAST'SPOSTCARDSTHEY SELL LA There is a discount on last year's cards句中为什么用is后接cards is there a discount ( ) last month There is a discount ()last year is cards.a:in,b:on,c:of,d:at there is a pictures on the wall.改为同义句 There is a picture on the wall.改为同义句 there is a bank on center street 改为同义句 将下列句子改为同义句 a lazy cat is on the sofa. Do you have a discount on the cards ( 同义句) discount不可数呀,可课本上却说there is a discount on.,用了a There is no bread on the plate(改为同义句) there is some beef on the table (改为同义句)