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*Stress:

1. A. background                 B. career                                C. secondary            D. private          

2. A. scientific                       B. atomic                           C. impossible                    D. professor      

3. A. obtain                            B. determine                     C. award                            D. harbour  

4. A. ambitious                     B. intelligent                     C. brilliant                          D. mature   

5. A. education                     B. difficulty                        C. champion                     D. institute  

6. A. little                               B. devote                               C. physics                             D. woman

7. A. impossible                    B. conditional                   C. professional                 D. scientific

8. A. foreigner                       B. develop                         C. extremely                      D. together

9. A. educate                        B. prejudice                       C. brilliant                          D. position

10. A. husband                     B. children                        C. award                            D. local