"Who is___duty today?"asked the teacherat with on in选哪个啊 说明下为什么啊!

Who is___duty today?asked the teacherat with on in选哪个啊 说明下为什么啊! 1.- Good morning,_____!- Good morning,Miss Liu!A.classes B.class C.myclass 2.Who is___duty today?A.to B.at C.on who is ( ) duty today? Who is not here today?改成同意句Who( ) ( )today? who is not here today 的同义句who( )( )today? who is on duty today 填空：Who’s--------duty today Who is ___ duty today? who is w yellow today? who's w( )yellow today Who' s ______ duty today? 今天谁值日?Who's___ ___ today? Who is on duty today ?是什么意思 谢谢 英语翻译Who's _____ _____ today? who is wearing yellow today翻译 Who were the students with today Who is the()in today's match. who,s wearing blue today中文意思