Unit 1 How can we become good learners?

Unit 2 I think that mooncakes are delicious!

Unit 3 Could you please tell me where the restrooms are?

Unit 4 I used to be afraid ofthe dark．

Unit 5 What are the shirts made of?

Unit 6 When was it invented?

Unit 7 Teenagers should be allowed to choose their own clothes．

Unit 8 It must belong to Carla．

Unit 9 I like music that I can dance to．

Unit 10 You're supposed to shake hands．

Unit 11 Sad movies make me cry．

Unit 12 Life is full of the unexpected．

Unit 13 We're trying to save the earth!

Unit 14 I remember meeting all of you in Grade 7．

附录：单元参考译文（Translation of the text）