| Unit 1 Travel by Air Unit 2 I Want to Book a Room for Tonight Unit 3 Commodity Fair Unit 4 Go Sightseeing Unit 5 Do You Have a Bank Account? Unit 6 Atafactory Unit 7 Would You Like to Have Your Own Car? Unit 8 Are You Often Online? Unit 9 How Do People Communicate with Each Other? Unit 10 Let's Protect Our Planet Keys to the Exercises |
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