____the moment they are playing on the playground 填介词

____the moment they are playing on the playground 填介词 they walked ____the street. They ____the house for 100,000 dollars. They ____the West Lake tomorrow.(visit) They watching TV __ that moment. they _____（be) here a moment ago. They are not sleeping_______ the moment. Where are the keys?They are ____the door. moment moment My father isn't ____the moment.A.at at B.in at C.in to D.out for 选什么 a single moment They worked hard all the lives,wasting not a single moment.怎么翻译? They went to school a moment ago.改为一般疑问句 a,there,ago,were,moment,they(.)(连词成句） they are working at the moment.(改为一般疑问句） They are sleeping at the moment.(划线部分提问) at this moment,they are cleaning the classroom错那 改错 At moment,they are cleaning the classroom.