Module9 Unit 3 课件外研版八年级英语上册
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Many people are leaving the(2)c_o_u_n_t_r_y_s_id_e to work in the cities, but there is not enough (3) __s_p_a_c_e____for so many people.
Another huge problem for the world is (4)__p_o_l_lu_t_i_o_n_. There is so much (5) __tr_a_f_fi_c__ on the roads that in some cities the air is heavily polluted. We must
5. 表示某类人或事物当中的任何一个，相当于one，泛指人或事物的类别。 He is a ball player.
6. 表示“每一个”，相当于every。用在表示时间，速度，价格的名词前。 You should take this medicine three times a day.
7. 表示 “某一” 。 A Mr. Wang is waiting for you.
The (1) __p_o__p_u_l_a_ti_o_n__of the world is increasing quickly. Why is this
happening? Because more babies are born every year and people also live longer.
155,721 326,414,718
one hundred and fifty-five thousand, seven hundred and twenty-one
three hundred and twenty-six million, four hundred and fourteen thousand, seven hundred and eighteen
9
二、大数字的表达
6，500，431，729
billion million
thousand hundred
注意每三个数为一个单位，按照百、
十、个向下读。
10
How to read the following numbers?
2/3
two thirds
1/5
one fifth
11,234
eleven thousand two hundred and thirty four
8
数的表达
一、分数的表达
用“基数词＋序数词”表示，其中基数词表示分子，序数词表示分母。 分子除用one外，也可用a；如果分子大于1，分母要用复数形式。
Two thirds of the students have passed the exam. 注意：1／2不能说a (one) second，而要说a (one) half。 1／4 和 3／4可以说 a (one) fourth 和three fourths，但常用 a quarter和 three quarters表示。 若它们在句子中作主语，则谓语动词是用单数还是复数取决于名词，即 与分数所修饰的名词保持一致。 About two thirds of the students attend the meeting．
No one can get this book. 3. 交通工具、学科名词前。
by boat, on foot
I like chemistry.
4. 球类运动、棋类游戏及语言名称前。
He prefers to play football. 5. 季节、月份、星期、节日、一日三餐等名词前。
in spring, on Monday，Children’s Day is coming.
11
Match the countries with their populations. (P76/1)
1 China 2 the US 3 Australia 4 New Zealand
a) 4,437,000 b) 22,956,000 c) 314,791,000 d) 1,370,537,000
Module9 Population
Unit 3 Language in use.
1
冠词
冠词是置于名词之前，用以说明名词所指的人或 事物的一种虚词。 冠词有三种形式：
不定冠词 a, an, 定冠 the 零冠词
2
不定冠词 a / an的用法：
1. a 用以辅音音素开头的单词前，an 用以元音音素开头的单词前。 a book, a table, an elephant, an orange
7
Complete the passage with a, an or the where necessary.
Mina is (1) _a_n__ eighteen-year-old girl. She’s got (2) __a__ brother and (3) __a__ sister. Mina is (4) _t_h_e_ oldest child in (5) _t_h_e__ family. She lives in (6) __a__ very big city. She has (7) __a_ job in (8) __a__ hotel. She hopes that one day she will have (9) __a_ chance to go to (10) ___ college.
air city country hospital increase
public service traffic
water
Problems of Arnwick
People move from__th_e__c_o_untryside
People arrive in __t_h_e_c_i_ty__
4 There are a lot of parks in this city. I think there are __f_e_w_e_r_parks in a lot of other cities.
16
6 Complete the diagram showing population problems. Use the words in the box to help you.
New York or Mexico City? 4. Which city/cities do you think will have the biggest
population problem? Why?
13
14
1. Tokyo had the largest population in 2000. 2. Mumbai’s population will increase the most from 2000 to 2025. 3. Mexico City will have a larger increase in its population. 4. I think Mumbai will have the biggest population problem because its population will increase the fastest.
15
5 Complete the sentences with the correct form of the words in the box.
few good much small
1 We believe the schools in Arnwick are very good, and we are working to make them even___b_et_t_er_ .
4
定冠词 the 的用法
1. 定冠词是指特定的人或物，用于特指的名词前。
The book is mine. 2. 表示上文提到的或说话双方都知道的人或物。
I heard a report. The report was about war. 3. 用于序数词、形容词最高级以及对两者进行比较时起特
定作用的比较级前。
6. 用于某些形容词前表示一类人或事物。 the rich, the poor, the old
7. 用于江河、山脉、湖泊、岛屿、杂志和报纸等专有名词前。 the Changjiang River, the Great Wall, the Summer Palace
8. 用于由普通名词构成的专有名词前。 the United States
2. 表示数量“一”，意思与“one”接近，但数的概念没有one强。 The little girl played a whole day outside.
3. 用于首次提到的某人或某物前，表泛指。 A teacher from England will teach us En tiger is very dangerous.
2 Their flat is too large for two people. They want to find a __sm__a_ll_e_rone.
3 Anna always talks about her ideas. I think she needs to listen __m__o_re__.
18
7 Complete the passage with the words in the box.
countryside pollution population space traffic
Our world is facing many problems. Two of the biggest are increasing population and pollution.
Problems: Population___in_c_r_e_a_se_s__
17
①
Environmental problems
Example:_a_ir_p_o_l_lu_t_i_o_n___ w__a_te_r_p_o_l_lu_t_i_o_n_ _to_o__m_u_c_h__tr_a_f_fi_c_ _r_u_b_b_is_h________
9. 用于乐器名称前。 play the piano / violin
6
零冠词的用法
1. 复数可数名词前，表示人或物的类别，或泛指不定量的人或物。
There are pens and books on the desk. 2. 当名词前有物主代词、指示代词、不定代词及名词所有格等修饰时。
She is our math teacher.
②
Health problems Example: __n_o_t_e_n_o_u_g_h_____ __h_o_s_p_it_a_ls_______
③ Problems for the government
Examples: __n_e_e_d_m__o_re__s_c_h_o_o_ls_a_n_d__b_u_s_es_________ __n_e_e_d_b_e_t_te_r_p_u_b_l_ic__s_er_v_i_c_es___________ __n_e_e_d_m__o_re__p_o_li_c_e_t_o_p_r_o_t_ec_t_p_e_o_p_l_e____
It’s the most interesting book I have read.
I have two sisters. The elder one is a doctor.
5
4. 世界上独一无二的事物前常用the。 The moon goes around the earth.
5. 在姓的复数形式前加the，表示一家人或夫妇二人。 the Greens 格林一家人或格林夫妇
12
Read the chart and answer the questions.
1. Which city had the largest population in 2000? 2. Which city’s population will increase the most from
2000 to 2025? 3. Which city will have a larger increase in its population,
Another huge problem for the world is (4)__p_o_l_lu_t_i_o_n_. There is so much (5) __tr_a_f_fi_c__ on the roads that in some cities the air is heavily polluted. We must
5. 表示某类人或事物当中的任何一个，相当于one，泛指人或事物的类别。 He is a ball player.
6. 表示“每一个”，相当于every。用在表示时间，速度，价格的名词前。 You should take this medicine three times a day.
7. 表示 “某一” 。 A Mr. Wang is waiting for you.
The (1) __p_o__p_u_l_a_ti_o_n__of the world is increasing quickly. Why is this
happening? Because more babies are born every year and people also live longer.
155,721 326,414,718
one hundred and fifty-five thousand, seven hundred and twenty-one
three hundred and twenty-six million, four hundred and fourteen thousand, seven hundred and eighteen
9
二、大数字的表达
6，500，431，729
billion million
thousand hundred
注意每三个数为一个单位，按照百、
十、个向下读。
10
How to read the following numbers?
2/3
two thirds
1/5
one fifth
11,234
eleven thousand two hundred and thirty four
8
数的表达
一、分数的表达
用“基数词＋序数词”表示，其中基数词表示分子，序数词表示分母。 分子除用one外，也可用a；如果分子大于1，分母要用复数形式。
Two thirds of the students have passed the exam. 注意：1／2不能说a (one) second，而要说a (one) half。 1／4 和 3／4可以说 a (one) fourth 和three fourths，但常用 a quarter和 three quarters表示。 若它们在句子中作主语，则谓语动词是用单数还是复数取决于名词，即 与分数所修饰的名词保持一致。 About two thirds of the students attend the meeting．
No one can get this book. 3. 交通工具、学科名词前。
by boat, on foot
I like chemistry.
4. 球类运动、棋类游戏及语言名称前。
He prefers to play football. 5. 季节、月份、星期、节日、一日三餐等名词前。
in spring, on Monday，Children’s Day is coming.
11
Match the countries with their populations. (P76/1)
1 China 2 the US 3 Australia 4 New Zealand
a) 4,437,000 b) 22,956,000 c) 314,791,000 d) 1,370,537,000
Module9 Population
Unit 3 Language in use.
1
冠词
冠词是置于名词之前，用以说明名词所指的人或 事物的一种虚词。 冠词有三种形式：
不定冠词 a, an, 定冠 the 零冠词
2
不定冠词 a / an的用法：
1. a 用以辅音音素开头的单词前，an 用以元音音素开头的单词前。 a book, a table, an elephant, an orange
7
Complete the passage with a, an or the where necessary.
Mina is (1) _a_n__ eighteen-year-old girl. She’s got (2) __a__ brother and (3) __a__ sister. Mina is (4) _t_h_e_ oldest child in (5) _t_h_e__ family. She lives in (6) __a__ very big city. She has (7) __a_ job in (8) __a__ hotel. She hopes that one day she will have (9) __a_ chance to go to (10) ___ college.
air city country hospital increase
public service traffic
water
Problems of Arnwick
People move from__th_e__c_o_untryside
People arrive in __t_h_e_c_i_ty__
4 There are a lot of parks in this city. I think there are __f_e_w_e_r_parks in a lot of other cities.
16
6 Complete the diagram showing population problems. Use the words in the box to help you.
New York or Mexico City? 4. Which city/cities do you think will have the biggest
population problem? Why?
13
14
1. Tokyo had the largest population in 2000. 2. Mumbai’s population will increase the most from 2000 to 2025. 3. Mexico City will have a larger increase in its population. 4. I think Mumbai will have the biggest population problem because its population will increase the fastest.
15
5 Complete the sentences with the correct form of the words in the box.
few good much small
1 We believe the schools in Arnwick are very good, and we are working to make them even___b_et_t_er_ .
4
定冠词 the 的用法
1. 定冠词是指特定的人或物，用于特指的名词前。
The book is mine. 2. 表示上文提到的或说话双方都知道的人或物。
I heard a report. The report was about war. 3. 用于序数词、形容词最高级以及对两者进行比较时起特
定作用的比较级前。
6. 用于某些形容词前表示一类人或事物。 the rich, the poor, the old
7. 用于江河、山脉、湖泊、岛屿、杂志和报纸等专有名词前。 the Changjiang River, the Great Wall, the Summer Palace
8. 用于由普通名词构成的专有名词前。 the United States
2. 表示数量“一”，意思与“one”接近，但数的概念没有one强。 The little girl played a whole day outside.
3. 用于首次提到的某人或某物前，表泛指。 A teacher from England will teach us En tiger is very dangerous.
2 Their flat is too large for two people. They want to find a __sm__a_ll_e_rone.
3 Anna always talks about her ideas. I think she needs to listen __m__o_re__.
18
7 Complete the passage with the words in the box.
countryside pollution population space traffic
Our world is facing many problems. Two of the biggest are increasing population and pollution.
Problems: Population___in_c_r_e_a_se_s__
17
①
Environmental problems
Example:_a_ir_p_o_l_lu_t_i_o_n___ w__a_te_r_p_o_l_lu_t_i_o_n_ _to_o__m_u_c_h__tr_a_f_fi_c_ _r_u_b_b_is_h________
9. 用于乐器名称前。 play the piano / violin
6
零冠词的用法
1. 复数可数名词前，表示人或物的类别，或泛指不定量的人或物。
There are pens and books on the desk. 2. 当名词前有物主代词、指示代词、不定代词及名词所有格等修饰时。
She is our math teacher.
②
Health problems Example: __n_o_t_e_n_o_u_g_h_____ __h_o_s_p_it_a_ls_______
③ Problems for the government
Examples: __n_e_e_d_m__o_re__s_c_h_o_o_ls_a_n_d__b_u_s_es_________ __n_e_e_d_b_e_t_te_r_p_u_b_l_ic__s_er_v_i_c_es___________ __n_e_e_d_m__o_re__p_o_li_c_e_t_o_p_r_o_t_ec_t_p_e_o_p_l_e____
It’s the most interesting book I have read.
I have two sisters. The elder one is a doctor.
5
4. 世界上独一无二的事物前常用the。 The moon goes around the earth.
5. 在姓的复数形式前加the，表示一家人或夫妇二人。 the Greens 格林一家人或格林夫妇
12
Read the chart and answer the questions.
1. Which city had the largest population in 2000? 2. Which city’s population will increase the most from
2000 to 2025? 3. Which city will have a larger increase in its population,