It"s time for class.Please go back to your classroom.为什么是for,to 而不是to,to或 for ,for

It's time for class. it's time for English class.快 It's time—[to,for]class it's time for class(改为同义句) it's time?class.it's time for class(改为同义句)it's time?class. It's time for class.Please l________It's time for class.Please l________ to the teacher. It's time for class 改为否定句It's time ____ _____ class It‘s time for class lucy改为同义句：It‘s time ____lucy ____ ____ class. it‘s time class It's time for class(保持句义不变) It' time () ()a class 英语翻译Please____ ____!It's time for class It's time for English class.(改为问句） 怎样让it's time for english class改成问句 it's time for English class.（同义句） it's time for an english class的同义句 It,s time for class.(同义句） 把time,it's,class,for（.）连词成句 .It is time for class.Let's stop______(read)English It's time for class（改为同义句）