Câu 1 :  Choose the word whose underlined sound is pronounced differently from the others.   
  A. entrance     B. cheese   C. chip     D. cheat
  Câu 2 :  Choose the word whose underlined sound is pronounced differently from the others.   
  A.  tree       B.  trunk     C.  chess       D.  trick  
  Câu 3 :  Choose the word whose underlined sound is pronounced differently from the others.   
  A.  trumpet       B.  drum       C.   picture         D.   nut    
  Câu 4 :  Circle the word which has main stress placed differently from the others.     
  A.  skyscraper         B.   machine         C.   dishwasher           D.   palace    
  Câu 5 :  Circle the word which has main stress placed differently from the others.      
  A.  appliance   B. wireless    C. architect    D. houseboat