Question

[Thy Bảo]

. Put the words in the box into two groups.

          world                       arrange                   service                     gardening                       model                       melody                    sunburn                      expert

          pottery                      surfing                                            

/ə/	/ɜ:/
__________ __________ __________ __________ __________	__________ __________ __________ __________ __________

Answer 1

[Phạm Vĩnh Linh]

world  arrange   service    gardening    model   melody   sunburn   expert    pottery    surfing

  /ə/ world, arrange, service, gardening, model, melody, sunburn, expert, pottery

   /ɜ:/ sunburn, surfing

Answer 2

[Đỗ Thanh Hải]

trong đây mình thấy có mỗi surfing thuộc c2 thôi