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| 描述 | |
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欢迎使用
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| 目录 | ||
| ◆ | UNIT 1 The Changing World TOPIC 1 Our country has developed rapidly. Section A | |
| ◆ | UNIT 1 The Changing World TOPIC 1 Our country has developed rapidly. Section B | |
| ◆ | UNIT 1 The Changing World TOPIC 1 Our country has developed rapidly. Section C | |
| ◆ | UNIT 1 The Changing World TOPIC 1 Our country has developed rapidly. Section D | |
| ◆ | UNIT 1 The Changing World TOPIC 2 The population in developing countries is growing faster.Section A | |
| ◆ | UNIT 1 The Changing World TOPIC 2 The population in developing countries is growing faster.Section B | |
| ◆ | UNIT 1 The Changing World TOPIC 2 The population in developing countries is growing faster.Section C | |
| ◆ | UNIT 1 The Changing World TOPIC 2 The population in developing countries is growing faster.Section D | |
| ◆ | UNIT 1 The Changing World TOPIC 3 The world has changed for the better. Section A | |
| ◆ | UNIT 1 The Changing World TOPIC 3 The world has changed for the better. Section B | |
| ◆ | UNIT 1 The Changing World TOPIC 3 The world has changed for the better. Section C | |
| ◆ | UNIT 1 The Changing World TOPIC 3 The world has changed for the better. Section D | |
| ◆ | Review of Unit 1 | |
| ◆ | UNIT 2 Saving the Earth TOPIC 1 Pollution has caused too many problems. Section A | |
| ◆ | UNIT 2 Saving the Earth TOPIC 1 Pollution has caused too many problems. Section B | |
| ◆ | UNIT 2 Saving the Earth TOPIC 1 Pollution has caused too many problems. Section C | |
| ◆ | UNIT 2 Saving the Earth TOPIC 1 Pollution has caused too many problems. Section D | |
| ◆ | UNIT 2 Saving the Earth TOPIC 2 All these problems are very serious. Section A | |
| ◆ | UNIT 2 Saving the Earth TOPIC 2 All these problems are very serious. Section B | |
| ◆ | UNIT 2 Saving the Earth TOPIC 2 All these problems are very serious. Section C | |
| ◆ | UNIT 2 Saving the Earth TOPIC 2 All these problems are very serious. Section D | |
| ◆ | UNIT 2 Saving the Earth TOPIC 3 What can we do at home to protect the environment. Section A | |
| ◆ | UNIT 2 Saving the Earth TOPIC 3 What can we do at home to protect the environment. Section B | |
| ◆ | UNIT 2 Saving the Earth TOPIC 3 What can we do at home to protect the environment. Section C | |
| ◆ | UNIT 2 Saving the Earth TOPIC 3 What can we do at home to protect the environment. Section D | |
| ◆ | Review of units 1-2 | |
| ◆ | UNIT 3 English Around the World TOPIC 1 English is widely spoken throughout the world. Section A | |
| ◆ | UNIT 3 English Around the World TOPIC 1 English is widely spoken throughout the world. Section B | |
| ◆ | UNIT 3 English Around the World TOPIC 1 English is widely spoken throughout the world. Section C | |
| ◆ | UNIT 3 English Around the World TOPIC 1 English is widely spoken throughout the world. Section D | |
| ◆ | UNIT 3 English Around the World TOPIC 2 Section A | |
| ◆ | UNIT 3 English Around the World TOPIC 2 Section B | |
| ◆ | UNIT 3 English Around the World TOPIC 2 Section C | |
| ◆ | UNIT 3 English Around the World TOPIC 2 Section D | |
| ◆ | UNIT 3 English Around the World TOPIC 3 Section A | |
| ◆ | UNIT 3 English Around the World TOPIC 3 Section B | |
| ◆ | UNIT 3 English Around the World TOPIC 3 Section C | |
| ◆ | UNIT 3 English Around the World TOPIC 3 Section D | |
| ◆ | Review of unit 3 | |
| ◆ | UNIT 4 Amazing Science TOPIC 1 When was it invented? Section A | |
| ◆ | UNIT 4 Amazing Science TOPIC 1 When was it invented? Section B | |
| ◆ | UNIT 4 Amazing Science TOPIC 1 When was it invented? Section C | |
| ◆ | UNIT 4 Amazing Science TOPIC 1 When was it invented? Section D | |
| ◆ | UNIT 4 Amazing Science TOPIC 2 I'm excited about the things that will be discovered in the future. Section A | |
| ◆ | UNIT 4 Amazing Science TOPIC 2 I'm excited about the things that will be discovered in the future. Section B | |
| ◆ | UNIT 4 Amazing Science TOPIC 2 I'm excited about the things that will be discovered in the future. Section C | |
| ◆ | UNIT 4 Amazing Science TOPIC 2 I'm excited about the things that will be discovered in the future. Section D | |
| ◆ | UNIT 4 Amazing Science TOPIC 3 China is the third nation sent a person into space. Section A | |
| ◆ | UNIT 4 Amazing Science TOPIC 3 China is the third nation sent a person into space. Section B | |
| ◆ | UNIT 4 Amazing Science TOPIC 3 China is the third nation sent a person into space. Section C | |
| ◆ | UNIT 4 Amazing Science TOPIC 3 China is the third nation sent a person into space. Section D | |
| ◆ | Review of units 3-4 | |
| ◆ | Word List Unit 1 Topic 1 | |
| ◆ | Word List Unit 1 Topic 2 | |
| ◆ | Word List Unit 1 Topic 3 | |
| ◆ | Word List Review of Unit 1 | |
| ◆ | Word List Unit 2 Topic 1 | |
| ◆ | Word List Unit 2 Topic 2 | |
| ◆ | Word List Unit 2 Topic 3 | |
| ◆ | Word List Review of Units 1-2 | |
| ◆ | Word List Unit 3 Topic 1 | |
| ◆ | Word List Unit 3 Topic 2 | |
| ◆ | Word List Unit 3 Topic 3 | |
| ◆ | Word List Review of Unit 3 | |
| ◆ | Word List Unit 4 Topic 1 | |
| ◆ | Word List Unit 4 Topic 2 | |
| ◆ | Word List Unit 4 Topic 3 | |
| ◆ | Word List Review of Units 3-4 |
