Unit two Section A: Environmental Protection throughout the world about the text Ecology is the study of the relationships among plants, animals, people, and their environment, and the balance among these relationships
Book two Unit 8 Section a Preview Should schools simply prepare students for a job? This is the focus of the following article According to the author, educational institutions face a difficult choice. Most young students only
Book two Unit si Section a: As his Name Is. so is hel Preview This writer describes ways names can make a difference. When one woman used her middle name, she felt better and her professional achievement improved. A magazine
VOCABULARY Section A Directions: There 80 sentences in this exercise. Beneath each sentence there are four choices. Choose the one word or phrase that you think best completes the sentences