3. From detailed reading，the students can illustrate the relationship between the topic sentences and the supporting sentences through the Mind Map.
Emotional aims（情意目标）：
1. Ss will be able to know damages earthquake bring about and the ways to reduce losses of an earthquake.
2. Ss will be able to know how to protect oneself and help others in earthquakes.
3. Ss will be able to be aware of terrible disasters，meanwhile get them to face it，treat it in a proper way，and never get discouraged.
