第1个回答 2010-08-21
There is a dog in the front of the classroom.
第2个回答 2010-08-21
There is a dog in front of the classroom.
第3个回答 2010-08-21
There is a dog in front of the classroom.
第4个回答 2010-08-21
There is a dog in front of the classroom本回答被提问者和网友采纳