1. Learn/master new words and expressions, and be able to use them in actual situations 2. Grasp the main idea of the text and be able to answer the related questions 3. Develop the students' ability of listening and speaking 4. Cultivate proper habits in reading and writing
1. Learn/master new words and expressions, and be able to use them in actual situations 2. Grasp the main idea of the text and be able to answer the related questions 3. Develop the students' ability of listening and speaking 4. Cultivate proper habits in reading and writing
Some key facts 2. 8 billion people two in five--stil struggle to survive on less than $2 a dav In 2000, 1. 1 billion people did not have reasonable access to safe drinking water World population will increase from 6.4 billion today to 8.9 billion by 2050