21. You did well in the exam. You’ve made __________ mistakes.
A. little B. a little C. few D. a few
19. --When do you often go to see your grandparents?
--__________ weekends.
A. At B. For C. In D. To
21. You did well in the exam. You’ve made __________ mistakes.
A. little B. a little C. few D. a few
19. --When do you often go to see your grandparents?
--__________ weekends.
A. At B. For C. In D. To