--- Do you know how to use the computer?
--- Sorry, I don’t. Why ______ ask the teacher ______ help?
A. don’t; for B. don’t to C. not; for D. not; with
--- Do you know how to use the computer?
--- Sorry, I don’t. Why ______ ask the teacher ______ help?
A. don’t; for B. don’t to C. not; for D. not; with
C