The blue trousers are thirty pounds

The blue trousers are thirty pounds are,thirty,trousers,pounds,blue.应该怎么连词成句? 中文翻译（How much are the blue trousers?They'er thirty pounds.Th are thiry the trousers pounds blue 连词成句 The blue coat costs thirty pounds.变为同义句The ----------------- the trousers with the blue belt are more expensive than ___w Luck has ( )new trousers.They are blue.A.a B.the C.a pair of how much are the blue trousers?I would like to buy that pair Are those ---trousers?No,---are not ---.---are blue.(they) nine,blue ,trousers ,are,those ,连词成句 The trousers are mine还是The trousers is mine?为什么? He knows the girl inthe blue trousers?改为疑问句