Reading for using 教学设计

1. Teaching Analysis 教情分析

1.1 Teaching objectives-教学目标

1.1.1 Language target语言目标WWW.ziyuanku.com

1.1.1.1 Key words & expressions重点词汇和短语

1.1.1.1.1 For applying: theory, billion, violent, atmosphere, unlike, fundamental, harmful, chain, thus, puzzle, biology, biologist, gentle, in time, give birth to, in one’s turn, prevent...from;

    1.1.1.1.2 For comprehending: atom, globe, global, carbon, vapour, presence, dissolve, acid, reaction, multiply, oxygen, mammal, dioxide，lay eggs, carbon dioxide, gravity, satellite;

1.1.1.1.3 For recognizing: Big Bang, nitrogen, shellfish, amphibian;

1.1.1.2 Sentence structures:

  (1) What it was to become was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a solid globe. 

(2) The earth became so violent that it was not clear whether the shape would last or not. 

(3) What is even more important is that as the earth cooled down, water began to appear on its surface. ku.com

(4) They were in time to produce carbon dioxide, nitrogen, water vapour and other gases, which were to make the earth’s atmosphere.

  (5) It was not immediately obvious that water was to be fundamental to the development of life.

  (6) After that, some huge animals, called dinosaurs, developed.

(7) Why they suddenly disappeared still remains a mystery. 

(8) What many scientists believe is that the continued presence of water allowed the earth to dissolve harmful gases and acids into the oceans and seas. 

(9) So whether life will continue on the earth for millions of years to come will depend on whether this problem can be solved.  

(10) As a result of this, many scientists believe the earth may become too hot to live on.

(11) How life began on earth is one of the biggest puzzles that scientists found hard to solve.  

1.1.2 Ability goals能力目标

1.1.2.1 Enable Ss to know how to pronounce the new words correctly.

1.1.2.2 Enable Ss to know about some word formations.

1.1.2.3 Enable the Ss to grasp the usage some important words and expressions.Ziyuanku.comWWW.ziyuanku.com

1.1.3 Emotion goals情感目标Ziyuanku.com

Enable Ss to think about the usage of some important words and expressions in language situations.

1.2 Important & difficult teaching points-教学重难点

1.2.1 Important teaching points-教学重点

How to let Ss learn the usage some important words and expressions.

1.2.2 Difficult teaching points-教学难点

How to grasp the usage some important words and expressions .

2.Teaching procedures-教学进程

5.1 Step I  Leading in and warming up: $来&源：ziyuanku.com

5.1.1  Ask Ss to work in groups and read the text again, and then finish Ex1 and Ex2 on P28 and .

(Teachers get Ss to check the answers in groups after eight minutes.)

5.2 Step II  Language points

1．The earth became so violent that it was not clear whether the shape would last or not.(P₂₅)地球(开始)变得激烈动荡，不知道这个固体形状是否会继续存在下去。

完成句子

①她是一个如此好心的女孩，以至于她会帮助你。

She is____________that she can help you.

②这次考试很难，结果很多学生不及格。

This exam is____________many students failed.

③天气如此之好，我想去海滩。

It is____________that I would like to go to the beach.

Keys:　①so good a girl/such a good girl　②so difficult that　③such nice weather

They were in time to produce carbon，nitrogen，water vapour and other gases，which were to make the earth's atmosphere.(P₂₅)最终它们产生了碳、 氮气、水

用time短语填空

①He can be really bad­tempered____________.

②William arrived at the theatre just____________for the play was to be on.

③Hurry up！The concert will begin____________.

④____________will I give up.

Keys: ①at times　②in time　③in no time　④At no timeZiyuanku.com

3．Water had also appeared on other planets like Mars but，unlike the earth，it had disappeared later. 

   用unlikely/likely/unlike/like填空

①They are so________that nobody believes they are sisters.

②Since their parents strongly disagree，they are________to marry.

③He is more________his mother than his father.

④John is________to be in London this autumn.

Keys: ①unlike　②unlikely　③like　④likely

4．It was not immediately obvious that water was to be fundamental to the development of life.：ziyuanku.com中华.资*源%库 ziyuanku.com中/华-资*源%库

5．What many scientists believe is that the continued presence of water allowed the earth to dissolve harmful gases and acids into the oceans and seas.

句型转换

①Too much worry does harm to one's soul and body.

→Too much worry____________one's soul and body.

②Asking your teachers for advice more often does no harm to you.

→____________asking your teachers for advice more often.

Keys: ①is harmful to　②There is no harm in

6．This produced a chain reaction, which made it possible for life to develop.

7．They laid eggs too and existed on the earth for more than 140 million years.

用exist的适当形式填空

①He doesn't believe in the________of God.

②Does life________on other planets?

Keys:　①existence　②exist

8．Thus they have，in their turn，become the most important animals on the planet.

9. They are putting too much carbon dioxide into the atmosphere，which prevents heat from escaping from the earth into space.

10．How life began on earth is one of the biggest puzzles that scientists found hard to solve.(P₂₇)

5.3 Step III  Talking and sharing -讨论与分享（含自我总结与评价））

  5.3.1 Guide Ss to do self-evaluation:

What have I learnt in this period?

What am I still confused about?

What should do to make them clear?

6. Homework课后作业

 Finish exercise  on P63.