第一节：语音知识（共5小题;每小题1分,满分5分）从A，B，C，D四个选项中，选出其画线部分与所给单词的画线部分相同的选项。
1. chemistry          
A. cheese                     B. stomach                   C. machine            D. kitchen
2. country                    
A. proud                      B. shoulder                   C. soup                 D. trouble
3. peace                
A. break                   B. feather                        C. health               D. mean
4. exhibition         
A. honor                      B. headmaster               C. height               D. harvest
5. umbrella           
A. bucket                     B. menu                       C. bury                 D. cushion