His trousers are on the bed.Mine __ hehind the door.应该填is 还是

His trousers are on the bed.Mine __ hehind the door.应该填is 还是 The trousers are mine还是The trousers is mine?为什么? Look,__ __orange quilt is on the bed.里面该填an还是the?求专家, 英语句子改错题!1.Where is the trousers?tTey are on the bed.2.There 哪种英语用法正确啊?There are some trousers on the bed.There is a trou The door is __. the days __ gone.填is还是are? the door is open,but the windows are ...后填close还是closed? Bill's room is not tidy,and his things are ------on the bed How much ()the trousers .用is还是are,为什么 There are three windows and a door the wall填on还是in? jim's _________ is on the bed.A、blouse B、trousers C、T-shirt