The teacher _________ the students in theclassroom.A.entered

The teacher _________ the students in theclassroom.A.entered our teacher entered the classroom with a smile _________. When the teacher entered the classroom,he found the students the teacher entered the room following some students followe 1.____ some students,the teacher entered the hall. （ ）some students,the teacher entered the hall. The students were busy doing their()when the teacher entered our teacher entered the ____,the teacher entered the classroom.A.Book in hand B.With The teacher entered the classroom.There was a book in his ha Everyone was in ()places when the teacher entered the classr our teacher entered the classroom with a book in one hand an