是in the opening day,还是on the opening day.急用

是in the opening day,还是on the opening day.急用 First day of the grand opening of the opening of reply in writing What is the opening university in britian? in the opening race中文意思 是in the day time还是on the day time 是on the open day还是in the open day It is too cold in the room.We have to keep the air-conditioner____ all day.A.opening B.open可是B为什么不对呢？ Today is our opening day. 是啥意思 Collect the boxes and return the packed boxes in one lot,on the following day the latest,to Summer Storeroom during its opening hours.on the following day the latest是什么意思 Since opening up in the 1970s ,Bhutan now welcomes tourists ,as well as they can pay 200 a day.为什么用as well as不用and Since opening up in the 1970s ,Bhutan now welcomes tourists ,as well as they can pay 200 a day.为什么用as well as不用and opening for She wore it throughout an international tour opening for the Pussycat Dolls in 2009. opening in the cell doorwith a superior's self-assured witticismtheir opening budsGod's world opening in the cell doorwhere two soldiers were waitingtheir opening budsgladness of spring that 是in theday还是on the day the opening of和reply in writing是什么意思? towards the evening,there comes the grand finale of the opening day .