人教版（新课标）必修一Unit 4 Earthquakes 知识点课件.pptx
(共27张PPT)
Unit 4
Earthqukes
A Night the Earth Didn't Sleep
reading 2 language points
①Strange things were happening in the countryside of northeast Hebei. For three days the water in the village wells rose and fell, rose and fell. Farmers noticed that the well walls had deep cracks in them. A smell...