20.① Our teacher entered the classroom,______ .

20.① Our teacher entered the classroom,______ . Our teacher entered the classroom,book in hand. our teacher entered the classroom with a smile _________. When I entered the classroom, our teacher announced we were our teacher entered the 独立主格题目,非常感谢Our teacher entered the classroom,..Our teacher e our teacher entered the classroom with a book in one hand an When the teacher entered the classroom,he found the students The teacher entered the classroom quietly when we were doing Our teacher entered classroom with a book in his left hand a Our teacher wants us ____ the classroom. A boy was locked in the classroom and we ______ our teacher