On the opening ceremony,the Olympic flag will be ___jn the air.[A} put out [B] put up [C] set out [D} set upAnd tell me the reason please.

是in the opening day,还是on the opening day.急用 the opening ceremony是什么意思 Please talk about you on the 2008 Beijing Olympic Games opening ceremony of the view 翻译 （翻译问题）The month commences on the account opening date. 求英语作文my view on the london olympic opening ceremony,实在不知道怎么下笔, ( )those new students get to the school opening ceremony on time? 求助英语句子的介词的用法“she sang this song on stage the opening night”the opening night 前面为什么不用介词? The boy is lying on the beach ,with his eyes ______.A 、opening B、opened C、to be opening D、open英语选择, 80~100词 My view on the Lendon olympic oporning ceremonyMy view on the Lendon olympic opening ceremony the first stamps make the opening come out on January25,1932in the United States for the third whiteOlymipics. Lily is opening the door.(对opening the door提问) he is opening the book对opening the book提问 He__someone opening the door.(hear) the opening credits什么意思 announce the opening of是什么意思 opening line of the book. The boys are lying on the beach,with their eyes ______A opening B opened C to be open D open An a___ of 4 billion watched the opening ceremony of the 29th Olympic Games on TV.