What are you going to do ______Sunday?A. on B. at C. in
—Is your brother a university student? —________ A.Yes, he is.B.No, he can't.C.Yes, she is.
—Who's that man? —________ A.Miss Wang.B.Mrs. Lee.C.Mr. Han.
There ________ four people in my family. A. isB. amC. are
I want to ________ a doctor. A. beB. isC. are
Where ________ she come from? A. doB. doesC. did