Do you know when and where 2010 World Table Tennis Championships____?A.held B.will be held C.were held 为什么要用were?而不是用was?

how do you know when it opens and ______(close) Do you know when (meet) And do you know them? you,know,was,when,basketball,invented,do When you do fall in love,do you know Sometimes when you are waiting somewhere,you often talk with people you do not know,and this kind of 同义句转换：Do you know when we should start?Do you know when ( ) ( ) When you meet a person and do not know what to start a conversation,you may say. And you know love is with you when you And you know love is with you when you rise what will you do when you ______(know) the way Do you know when and where will the next Olympic Games be held?中文意思和英文答案 More and more Americans go to work on bikes.Do you know()?A.where B.why C.when D.why When was your mother born Do you know (合并成一句)Do you know () your mother () ()? when and where you must know who you are? Do you know fish come of eggs when they are do you know when _____ (begin) our work? Do you know when the Chinese Communist Party_____?(found) Do you know when this organization came into ________(exist)?