牛津上海版英语八年级下册教案：U1Trees.doc

U1 Pollution Fighters
Period I
Teaching objectives:
1) Reviewing and learning some more information about trees.
2) Having students catch the general ideas of the whole passage and understand some new words and expressions.
e.g. living things, release, oxygen, etc.
Difficulties:
To read through the whole passage.
Teaching aids:
Blackboard, computer, over-head project
Teaching procedures
Warming-up:
1) Write from the memory.
2) Read the comics on page 15 and let students know that we’ll talk about the biggest and oldest living things on earth ----trees.
Pre-task preparations:
1) Let students talk freely to see how much they know about trees and make a guess to see whose number is close to the answer.
2) Answer the questions in “ What do you know about …?”
While-task procedures:
1) Get students to look at the title, the subtitle, and the pictures to tell who are pollution fighters.
2) Let students read through the whole passage. Look at the statements on the screen and let them to find out the facts in the passage to complete the sentences.
Post-task activity:
1) According to what they’ve known, let them fill in the blanks to finish the sentences. Help students to summarize the general ideas of the passage.
Assignments:
Oral work: read the interview on page 17.
Written work: preview the passage with the help of dictionary.
Notes:

Period II
Teaching objectives:
1) Learning the first part of the interview
2) Having students review or learn the words and expressions
e.g. be interested in, sip, etc.
Language focus:
1) Helping students pronounce new words correctly and try to memorize
2) Doing some exercise to let students understand the language points.
Difficulties:
Use ‘noisy-noisily-noise, living-alive’ correctly to some of them.
Teaching aids:
Blackboard, computer, over-head project
Teaching procedures
Warming-up:
Complete the statements to see how much they remember the information about trees.
Pre-task preparations:
Ask students the meanings of the new words. They can choose one of the answers. Then learn to read.
While-task procedures:
1) Review and introduce the words and expressions.
2) Do some exercise to help students understand how to use the language points correctly.
Post-task activity:
Do some exercise by themselves.
Assignments:
Oral work: read the text
Written work: review the new words and expressions.
Notes:
默写时间太长以至于后面知识点来不及讲，减少学生做笔记时间，通过练习让学生理解知识点并且运用。

Period III
Teaching objectives:
1) Learning the second part of the interview
2) Having students review or learn the words and expressions
e.g. release, breathe, etc.
Language focus:
1) Helping students pronounce new words correctly and try to memorize
2) Doing some exercise to let students understand the language points.
Difficulties:
Read and use ‘breathe, breath’ correctly. Remember the prepostions in the phrases.
Teaching aids:
Blackboard, computer, over-head project
Teaching procedures
Warming-up:
Read and review the new words.
Pre-task preparations:
Do some exercise.
While-task procedures:
1) Review and introduce the words and expressions.
2) Do some exercise to help students understand how to use the language points correctly.
Post-task activity:
Do some exercise by themselves.
Assignments:
Oral work: read the interview., recite the new words and expressions.
Written work: Do some exercise.
Notes:

Period IV
Teaching objectives:
1) Learning the third part of the interview
2) Having students review or learn the words and expressions
e.g. chemical, etc.
Language focus:
1) Helping students pronounce new words correctly and try to memorize
2) Doing some exercise to let students understand the language points.
Difficulties:
Use ‘chemical-chemist-chemistry’ correctly to some of them.
Teaching aids:
Blackboard, computer, over-head project
Teaching procedures
Warming-up:
Do some exercise.
Pre-task preparations:
Read the third part of the interview, let students guess the meanings of the new words and learn to read them correctly.
While-task procedures:
1) Review and introduce the words and expressions.
2) Do some exercise to help students understand how to use the language points correctly.
Post-task activity:
Do some exercise by themselves.
Assignments:
Oral work: read the text
Written work: review the new words and expressions.
Notes:

Chapter1知识要点
1 change n. 变化 v. 改变
2 hard adj. 硬的 adv. 努力地
3 less + n. / adj. (原级)
4 at the end of 在….末尾
5 take….from
6 release…into
7 keep sb. doing /adj.
8 keep alive
9 warn sb. （not）to do 警告某人做某事
10 communicate with
11 one another = each other
12 replace = take the place of
13 protect / prevent …from
14 refer to
15 put…in
16 stop…for
17 remove dust
18 be washed away
19 provide…for
20 take care of = look after
21 in this project
22 at least at most
23 in prison
24 take a deep breathe
25 hold one’s breath
26 join in = take part in
27 gas气态 liquid 液态 solid 固态
28 in fact
29 fact =truth 反义 fiction
30 breathe in 吸入
31 pure purely
32 release = let out = give off
33 alive作表语
living 放在名词前作定语
34 nature natural aritificial 人造的
naturally 天然地
35 warn sb. of / about / against / doing sth.
36 protect protection 保护
37 nasty horrible
38 join A to B
39 burn away 烧掉
40 burn down 渐渐烧完
41 burn sth. down 把…烧得精光
42 hardly = almost not
43 exchange A for B
44 main course 一顿饭的主菜
45 main road 城镇之间的大路
46 about 用于非正式
on 用于正式的 专题性的
47 be interested in = be keen on
48 on earth 究竟
49 on the earth 在地球上
50 nothing nobody something anything+else
51 thank sb. for sth.
52 enough money fit enough
53 keep +名词/代词+形容词
54 do the job of 起…效果
55 run 运转=work operate function
56 certainly 确定= surely
当然= of course
57 protect by
58 join together
59 underground 当副词时= under the ground
60 think 相信=believe 不能用现进
想 可以用现进
61 have 有 没有现进
62 see hear smell taste 没有现进
63 gas 不同种类气体加‘es’
64 whether…or 没有if….not
65 come from= be from
66 signals to 信号给
67 only a little / few
68 the present continuous tense 一般现在时
69 add…to
70 supply…for
71 at last / first
72 It’s + adj. for sb. to do srh.
73 scientist science scientific
74 fight fighter
75 interested interesting
76 absorb / take in 吸收
77 hardly any 反义 almost none
78 exchang change
79 lorry truck
80 less 反义 more 修饰比