Period 3　知识讲练课

学习目标

　　1.Grasp the usage of such words and expressions as worthwhile,argue,look down upon,carry on,etc.

　　2.Master the following patterns:

　　(1)Only after her mother came to help her for the first few months was she allowed to begin her project.

　　(2)It was hard work and determination as well as her gentle nature that got her into medical school.

学习过程

　　➡Step 1　Revision:课文再现

Ⅰ.A STUDENT OF AFRICAN WILDLIFE

　　Jane Goodall (1)　　　　　　(study) the chimps for many years and helped people understand (2)　　　　　　　　　　　　　　　(它们的行为多么像人类).Nobody before has fully understood their (3)　　　(behave).

　　Though she didn't study at a university,she (4)　　　　　　　　　(决心) work with animals.When she arrived in Gombe in 1960,it was unusual for a woman (5)　　　　　　　　　(生活在) the forest.Only after her mother came to help her (6)　　　　　　　　　　　　　　　(头几个月),(7)　　　　　　　　　　　　(她才被允许开始) her project.She spent many years (8)　　　　　　　　　(观察和记录) their daily activities,and (9)　　　　　　　　　　　　(观察它们醒来)was her first activity of every day.One important thing she discovered was 10)　　　　　　　　　　　　　　　　　　(它们猎食肉).She also discovered how chimps (11)　　　　　　　　　　　　(彼此交流),and her study of their body language helped her (12)　　　　　　(制定出) their social system.

　　For forty years Jane Goodall (13)　　　　　　　　　(help) the rest of the world (14)　　　　　　　　　(理解并尊重) the life of these animals.She has (15)　　　　　　(为......辩护) them to be left in the wild and not used for (16)　　　(entertain) or (17)　　　(advertise).She has (18)　　　　　　(建立) special places where they can live safely.Her life is very busy but she thinks it (19)　　　(值得的).

　　She has (20)　　　(实现) everything she wanted to do,and now she (21)　　　(鼓励) those who want to cheer the achievements of women.

　　➡Step 2　Words and expressions to learn

　　1.However,the evening makes it all worthwhile.

　　不过到傍晚时分我们觉得这一切都是值得的。

　　【观察思考】

　　(1)The experiment is worthwhile.

　　这个实验是值得做的。

　　(2)The President's trip to Washington this week seems to have been worthwhile.

　　总统本周的华盛顿之行看来是有价值的。

sth/doing sth is worthwhile 　　　　　　　

It is worthwhile to do sth/doing sth 　　　　　　　

　　注意:worth adj.&n.　be worth (doing) sth 常用主动形式表达被动意义

【尝试运用】