Questions on the text 1. Why and how do people change their attitude towards environment? 2. How did Canada protect its fish supply and what was the result? 3. What measures did Costa Rica take to protect its remaining forest? 4. What does the writer think of Brazil's environment protection?

8非谓语动词 在句子中充当除谓语以外的句子成分的动词形式叫做 非谓语动词。非谓语动词分为三种形式不定式,动名 词,和分词(分词包括现在分词和过去分词)

disrespected) social class: \the clones\. One expert believes the situation could be comparable to what occurred in the 16th century, when Europeans puzzled over how to classify the unfamiliar inhabitants of the Americas, and endlessly debated whether or not they were humans

Lecture8: ParticiplesPresent--- and Past 11.分词 11.1分词作定语 分词前置 We can see the rising sun.我们可以看到东升的旭日 He is retired worker.他是位退休的工人

Lecture 11-13: Subjunctive Mood 第一部分:语气的定义和种类 1语气(mood) 语气是动词的一种形式,表示说话人对某一行为或事情的看法和态度。 2语气的种类 (1)、陈述语气:表示动作或状态是现实的、确定的或符合事实的,用于陈述句、疑问句和某些感叹句。如① There are two sides to every question.每个问题都有两个方面。 ② Were you busy all day yesterday?昨天一整天你都很忙吗? ③ How good teacher she is她是多好的一位老师啊

1形容词及其用法 形容词修饰名词,说明事物或人的性质或特征。通常,可将形 容词分成性质形容词和叙述形容词两类,其位置不一定都放在 名词前面

Lecture 15: Comparison and Comparative Construction 8.as+形容词或副词原级+as （1)在否定句或疑问句中可用so.as He cannot run so/as fast as you. （2)当as...as中间有名词时采用以下格式 as+形容词+aan+单数名词+as

一、介词的分类 介词是用于名词词组或相当于名词词组的结构之前,表示词语之间意义关系的词类。英语常用的介词大致可分为四类:

Text A: fantasy, suspicion, injection, deputy, considerate, restore, estate, fantastic, multiple, furnish, deceive, commission, substantial, arrest, motive, justify exceeding, swear, disguise, switch e Text B: romantics, mysterious, e it, sigh, simplify, standpoint, heave, shiver, 2. Key phrases and expressions Text A: raise a glass to, turn out, buy up, live out, add on, fix up, sell sth at a loss Text B: read about, for one thing, in the night, make an appointment, switch on, raise the devil answer the door. stare after 3. Key structures

I Greetings IL. Review: Review the new words and phases of Unit One II Start the new lesson 1. Introduction: You are about to read an early exchange between a daughter and her parents. You will find how they think about the same things very differently. You will also hear how they miss connecting with or understanding each other. It is as if they are blind to