---Yesterday, my father bought me a new mobile phone as a present, but I don’t know how to use it.
---Why not read the _______first before using it?
A. expressions B. contributions C. advertisements D. instructions
---Yesterday, my father bought me a new mobile phone as a present, but I don’t know how to use it.
---Why not read the _______first before using it?
A. expressions B. contributions C. advertisements D. instructions
D