Explore Our World 2/e
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Unit 3: My Family
Unit 5 : Cool Clothes
![](https://cavesconnect.cavesbooks.com.tw/wp-content/uploads/63-1.png)
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Unit 5: Fun in the Sun
Unit 7: How Are You?
![](https://cavesconnect.cavesbooks.com.tw/wp-content/uploads/64-1.png)
![](https://cavesconnect.cavesbooks.com.tw/wp-content/uploads/63-2.png)
Unit 3: A Helping Hand
Unit 1: The World of Work
![](https://cavesconnect.cavesbooks.com.tw/wp-content/uploads/65-1.png)
![](https://cavesconnect.cavesbooks.com.tw/wp-content/uploads/64-2.png)
Unit 2: Let’s Celebrate
Unit 7: Get Well Soon
![](https://cavesconnect.cavesbooks.com.tw/wp-content/uploads/66-1.png)
![](https://cavesconnect.cavesbooks.com.tw/wp-content/uploads/65-2.png)
Unit 1: Wonders of the Sea
Unit 5: Extreme Weather
![](https://cavesconnect.cavesbooks.com.tw/wp-content/uploads/67-1.png)
![](https://cavesconnect.cavesbooks.com.tw/wp-content/uploads/66-2.png)
Unit 4: Reduce, Reuse, Recycle
Unit 9: Cool Vacations