速求._______the classroom,the students went to the playground

速求._______the classroom,the students went to the playground ___________ the classroom,the students went to the playgroun ______,they went to the playground. The teacher went out of the classroom,____ the students. N___ was in the classroom .All the students went home. The students went into the classroom,talking and laughing .这 The students went into the classroom at once(保持愿意) The students went out of the classroom,laughing and talking the students have to stay in the classroom,_______ they? the students have to stay in the classroom,______ () The students rushed to the classroom __ they screamed and The are in running the students playground .