The students went into the classroom at once(保持愿意)

The students went into the classroom at once(保持愿意) The students went into the classroom,talking and laughing .这 I went into the classroom and sat down at the second desk ri ---________ we clean the classroom at once? into They nine at o'clock the went classroom 连词成句 ___________ the classroom,the students went to the playgroun The teacher went out of the classroom,____ the students. When the teacher came into the classroom,the students _____( When the teacher came into the classroom,the students ______ When the teacher came into the classroom, the students ____ 1.When the students came into the classroom,the teacher ( ) when the teacher came into the classroom,the students were (