大学英语新视野3第二单元单词详解.ppt

Unit 2 Iron and the Effects of Exercise Designed by Grace Zhang Contents Pre-reading activity Women and especially female athletes often have a (1) of iron in their bodies. This is often because they eat too restricted a diet. New research suggests that even (2) levels of exercise can actually cause lower levels of iron in females. This can cause them to feel tired, weak and breathless. Women often have such a deficiency because they do not eat enough of the correct types of food to get (3): meat, chicken, fish, etc. One reason is that they choose to avoid these foods to control their weight. Iron (4) are only of limited value and sometimes can be poisonous. The research results (5)that active women should not forget the importance of iron in their diet. Pre-reading activity 1) Who is the speaker? A. The dean of students. B. The head of a student organization. C. A college professor. 2) Which group of students is the speaker addressing? A. Those who will be on campus during a vacation period. B. Those who work part-time in the administration offices. C. Those who normally live in Butler Hall. 3) Which season of the year is it? A. spring B. Summer C. Winter 4) For how long will the dormitories remain closed? A. One weekend B. Five days C. Ten days 5) Which statement is true about college facilities during the vacation period? A. Most facilities will be closed. B. Only a few facilities will be closed. C. All facilities will be open. Paragraph 1-3 1. endurance: the state or power of enduring (sth. painful) beyond/past endurance 超出可以忍受的限度? The exercise obviously will improve strength and endurance. 长跑比赛的获胜者是最有耐力的运动员。 Long distance races are won by the runners with the greatest endurance. Paragraph 1-3 在整个生病期间，他表现出非同一般的忍受能力。 He showed remarkable endurance throughout his illness.  Paragraph 1-3 2. moderate: adj. of middle degree, power, or rate; neither large nor small, neither high nor low? E.g. Ten years of working in the company enabled him to afford a hou