his trousers are of good quality急谁能告诉我这个是什么结构啊?为什么要用OF

Those are his trousers.(对his trousers提问） his trousers are of good quality急谁能告诉我这个是什么结构啊?为什么要用OF his trousers are of good quality急谁能告诉我这个是什么结构啊?为什么要用OF His trousers ____ too dirty. And this pair of trousers ___ too long for him. A is is B are areC is are D are is His white trousers are long.(对His提问） This pair of trousers are yours 改错 改错 This pair of trousers are mine His trousers are (black).对括号里提问 These are his trousers.这只是回答,提问应该是什么? 29.Those battered old trousers of his are a ________ joke to all his friends.A) steady B) stable C) standing D) persisting The colours of his trousers are different from ____ of yours.A.one B.these C.that D.that 此题选什么?考点在哪里? what's the price of your trousers?(改为同义句）___ ___ are your trousers? this pair of block trousers 填is还是are Where ______(is or are )the pair of trousers There were lots of trousers are yours 改错 His trousers are on the bed.Mine __ hehind the door.应该填is 还是 are? these trousers are ____. a.my b.your c.her d.his his trousers are blue 对划线部分提问划线部分是blue