九年级英语上册Unit 1《The changing world》Topic 1 Our country has developed rapidly.（Section A）

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九年级英语上册Unit 1《The changing world》Topic 1 Our country has developed rapidly.（Section B）

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九年级英语上册Unit 1《The changing world》Topic 1 Our country has developed rapidly.（Section C D）

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九年级英语上册Unit 1《The changing world》Topic 2 The population in developing countries is growing faster.（Section A）

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九年级英语上册Unit 1《The Changing World》Topic 2 The population in developing countries is growing faster.(Section B)

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九年级英语上册Unit 1《The Changing World》Topic 2 The population in developing countries is growing faster.(Section C)

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九年级英语上册Unit 1《The Changing World》Topic 2 The population in developing countries is growing faster.(Section D)

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九年级英语上册Unit 1《The Changing World》Topic 3 The world has changed for the better.(Section A)

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九年级英语上册Unit 1《The Changing World》Topic 3 The world has changed for the better.（Section B）

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九年级英语上册Unit 1《The Changing World》Topic 3 The world has changed for the better.（Section C）

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九年级英语上册Unit 1《The Changing World》Topic 3 The world has changed for the better.（Section D）

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九年级英语上册Unit 2《Saving the Earth》Topic 1 Pollution has caused too many problems.（Section A）

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九年级英语上册Unit 2《Saving the Earth.》 Topic 1 Pollution has caused too many problems. （Section B）

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九年级英语上册Unit 2《Saving the Earth.》 Topic 1 Pollution has caused too many problems. （Section C）

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九年级英语上册Unit 2《Saving the Earth.》 Topic 1 Pollution has caused too many problems. （Section D）

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九年级英语上册Unit 2《Saving the Earth.》 Topic 2 All these problems are very serious. （Section A）

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九年级英语上册Unit2《Saving the Earth .》Topic 2 All these problems are very serious.（ Section B）

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九年级英语上册 Unit2 Topic2 《All these problems are very serious 》（Section C）

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九年级英语上册 Unit2 Topic2 《All these problems are very serious》 (Section D)

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九年级英语上册Unit 2 《Saving the Earth》 Topic 3 What can we do at home to protect the environment？ (Section A)

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九年级英语上册Unit 2 《Saving the Earth》 Topic 3 What can we do at home to protect the environment？ (Section B)

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九年级英语上册Unit 2 Topic 3 What can we do at home to protect the environment？Section C

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九年级英语上册Unit 2 Topic 3 What can we do at home to protect the environment？Section D

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九年级英语上册Unit 3《English Around the World》Topic 1 English is widely spoken throughout the world.(Section A)

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九年级英语上册Unit 3《English Around the World》Topic 1 English is widely spoken throughout the world.(Section B)

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九年级英语上册Unit 3《English Around the World》Topic 1 English is widely spoken throughout the world.(Section C)

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九年级英语上册Unit 3《English Around the World》Topic 1 English is widely spoken throughout the world.(Section D)

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九年级英语上册Unit 3《English Around the World》Topic 2 Some things usually have different meanings in different cultures.(Section A)

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九年级英语上册Unit 3《English Around the World》Topic 2 Some things usually have different meanings in different cultures.（Section B）

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九年级英语上册Unit 3《English Around the World》Topic 2 Some things usually have different meanings in different cultures.（Section C）

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九年级英语上册Unit 3《English Around the World》Topic 2 Some things usually have different meanings in different cultures.（Section D）

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九年级英语上册Unit 3《English Around the World》Topic 3 Could you give us some advice on how to learn English well？（Section A）

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九年级英语上册Unit 3《English Around the World》Topic 3 Could you give us some advice on how to learn English well? (Section C)

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九年级英语上册Unit 3《English Around the World》Topic 3 Could you give us some advice on how to learn English well? (Section D)

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九年级英语上册Unit 4《Amazing Science》Topic 1 When was it invented?（Section A）

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九年级英语上册Unit 4《Amazing Science》Topic 1 When was it invented?（Section B）

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九年级英语上册Unit 4《Amazing Science》Topic 1 When was it invented?（Section C）

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九年级英语上册Unit 4《Amazing Science》Topic 1 When was it invented?（Section D）

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九年级英语上册Unit 4《Amazing Science》Topic 2 I'm excited about the things that will be discovered in the future.（Section A）

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九年级英语上册Unit 4《Amazing Science》Topic 2 I'm excited about the things that will be discovered in the future.（Section C）

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九年级英语上册Unit 4《Amazing Science》Topic 2 I'm excited about the things that will be discovered in the future.（Section D）

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九年级英语上册Unit 4 Topic 3 China is the third Nation that sent a person into space. Section A

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九年级英语上册Unit 4 Topic 3 China is the third Nation that sent a person into space. Section B

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九年级英语上册Unit 4 Topic 3 China is the third nation that sent a person into space.（Section C）

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九年级英语上册Unit 4 Topic 3 China is the third nation that sent a person into space.（Section D）

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九年级英语上册Unit 1 The Changing World. Revision

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