13. — What’s the matter with you ?
  —I caught ___ bad cold and had to stay in ___bed.
A. a, /    B. a, the    C. a, a    D. the, the        
14. —Do you know ___ lady in blue?
 —Yes. She is a teacher of a university.
A. the    B. a    C. an     D. /             
15. —Where’s ___ nearest supermarket?
   —It’s over there, just around the corner.
A. a     B. an     C. the    D. /             
16. The young man will work in ___ school as a maths teacher.
A. the     B. a      C. an   D. /              
17. Most of the representatives think that ______ the meeting was very successful.
A. on whole of   B. on a whole   C. on the whole   D. on the whole that 
18. The investigators found that more should be done for ______ in India.
A. those poor    B. a poor    C. poor    D. the poor       
19. He grabbed me ______ and pulled me onto the bus.
A. a arm   B. an arm   C. the arm   D. by the arm      
20. “How did you pay the workers?”
“As a rule, they are paid ______.”
A. by an your    B. by the hour     C. by a hour    D. by hours    
21. What _____ exciting football match! Our team beat Tom’s team at last.
A. a         B. an         C. the         D. /          
22. In the United States, Father’s Day falls on _____ third Sunday in _____ June.
A. the，不填       B. the, a       C. 不填, the     D. a, 不填
23. I have two dogs. ______ black one is two years old and ______ yellow one is three years old.
A. A, a             B. The, a          C. The, the    D. A. the    
24. ______ new bridge has been built over ______ Huangpu River.
A. The, a       B. A, /          C. A, the      D. An, an        
25. －What colour is ______ orange?
  －It’s _____ orange.
A. an, an        B. an, the        C. an, /        D. /, an     

Keys:
1-5 CACDC 6-10 CDCAD 11-15 ABAAC 16－20 ADDDB 21－25 BACCC