教学目标与核心素养：
1. Teach students to find out the paragraph topic sentences, understand the basic information of the Tangshan earthquake through skimming, searching and other reading skills.
2. Enable students to sort out the details of the paragraph, to understand the strange things before the Tangshan earthquake, the tremendous destructive force caused by the earthquake, and the rapid and selfless rescue and reconstruction after the disaster.
3. Discuss the thinking brought by earthquake and sublimate the theme significance.
教学重难点：
1. Develop students’ reading ability such as skimming, scanning and summarizing.
2. Let students talk about the precursor before the earthquake, the damage caused by the earthquake, the rescue after the earthquake and the reconstruction after the earthquake.
