All the students in our class made _______ progress by studying harder this term. 

All the students in our class made _______ progress by studying harder this term.

1. A.
   a
2. B.
   great
3. C.
   a great
4. D.
   不填

All the students in our class made _______ progress by studying harder this term. 

 All____ students in our class made ______ progress by studying harder this term. 

A. /, a      B. the, the       C. the, a ,     D. the, /