The boys ran into the classroom and ____.

The boys ran into the classroom and ____. when he heard the bell,he ran into the classroom ____?A.just they walked into the classroom,____ and ____.(laugh,talk) Boys and girls,please come into the classroom,it's very cold When the teacher came into the classroom, the students ____ They ran into the classroom ______(hurry) when the bell rang Take turns __ the classroom,boys and girls.(clean) He ran into the classroom,___a letter in his hand.(拿着） He ran into the classroom,___a book in his hand.(拿着） 他匆忙跑进教室.He ran into the classroom-------横线上应填什么? He ran into the classroom as fast as possible(改为同义句） The students went into the classroom,talking and laughing .这