This is not my purse. is over there.
A. My B. Mine C. I
I have two storybooks, but Helen ______ four.
A.has B. have C. had
David is playing ______ basketball in the playground.
A.a B. the C. \
--Hello, is that Liu Tao?
-Yes, ______.
A.I am B. it is C. speaking
--Are there any students in the classroom?
-- Yes, there ______ students in the classroom.
A.any B. some C. a