Chọn đáp án đúng

1. A- principal                      B- ocean                    C- special                              D- musician

2. A- solar                              B- biogas                   C- programme                       D- pollution 

3. A- laughs                           B- rods                       C- hopes                                D- Frank’s    

4. A- activity                         B- creative                C- continuous                       D- international

5. A- machine                       B- chemical               C- brochure                           D- champagne