Obiectives The students will be able to 1. Learn the main idea and structure of the text 2. Give reasons when they do the ranking activities and make predictions 3. Grasp the key language points and grammatical structures in the textObjectives The students will be able to: 1. Learn the main idea and structure of the text; 2. Give reasons when they do the ranking activities and make predictions; 3. Grasp the key language points and grammatical structures in the text;