—Have you solved your problem ?
—No, I really don’t know______
A. how to do with  B. what to do  C. what can I do

—Excuse me, could you tell me______?
—Certainly ,it’s over there along the street .
A. where the nearest post office is
B. where is the nearest post office
C. the nearest post office is where

Can you tell me ____________?

--Do you know _________ tomorrow?
-- At 8 o’clock.

I’m new here. Could you please tell me ________ ?

–Nina, do you know ____?
--Sorry, I don’t know.
A. where does Emily live   B. where Emily is living   C. where Emily live

—Could you tell me ___________?
—About three hours.

Can you see _____________?

Thomas wants to know           .

Do you know____?