---What are you reading, Tom?
--- I’m not really reading, just _____ the pages.

---What are you reading, Tom?

--- I’m not really reading, just _____ the pages.

—What are you reading, Tom?

—I’m not really reading, just ______ the pages.

A．turning off           B．turning around        C．turning over            D．turning up

– What are you reading, Tom?
-- I’m not really reading, just ___ the pages.

– What are you reading, Tom?
-- I’m not really reading, just _____ the pages.