今天是学校开放日,老师让典典带领家长参观学校。根据情景，为图片选择相应的句子。                                  

A. This is my English teacher, Mr Liu.   B. It's my desk. It's green. C. Thank you!   D. Here's my classroom. It's blue. E. Goodbye!   F. Hello, I'm Diandian. I'm a pupil. This is my school.