2018-2019人教版必修二Unit 1 Cultural Relics-Grammar 课件 (共30张PPT)
2018-2019人教版必修二Unit 1 Cultural Relics-Grammar 课件 (共30张PPT)第3页

This is our school. It is beautiful.

This is our school. We study in our school.

This is our school which is beautiful.

This is our school which we study in.

This is our school in which we study.

This is our school where we study.