A. see B. read C.look
A. see B. watch C. look
A. Here you are B OK, give you C. That’s all right
A. am B. is C. are
A. Who B. Whose C. What
A. What class B. What grade C. What number
A.I B. my C. mine
A.a. B. the C.C.不填
A. a B. the C.不填
A. them B. it C. this