Sign through doors tell you where to go in or out.

Sign through doors tell you where to go in or out. 一道英语选择题,Sighs on the doors tell you ( ) to go in or out. signs on doors tell you ____ to go in or out .A which B wher Signs on the door tell you where you go in or out.改成简单句 英语翻译翻译：Sings on the door tell you where you go in or out. Signs on the door tell you ___ to go in or out.填whith为什么不行?填 Make a sign to tell people_A,where go Bwhere to go选择?为什么A不正确 you should go through the registration to stay or residence h___(to go or stay in a place where you hope no one will fin you must create or sign in to a gmai account in order to use You should be out playing i__of working in doors. 翻译：it pumps blood in and out through these doors by changing