I don’t know if he ________ back tomorrow. If he ______ back, I’ll let you know.

A. comes; will come???????????? B. will come; came????? C. will come; comes

Do you know if _______ back next week ? If he ________ back , please let me know .

A．he will come , comes                     B．will he come , came

C．he comes , will come                     D．he will come , will come

I don’t know if he ________ back tomorrow. If he ______ back, I’ll let you know.
A. comes; will come             B. will come; came      C. will come; comes

--- Tom wants to know_____________.

　 --- I don't know, either. He said he would phone me as soon as he came back.

A. when Dad comes back              B. when did Dad come back

C. when Dad will come back           D. when does Dad come back