——Could you tell me ? ——Sorry.I have no idea.
A.when does the History Museum open B.when the History Museum opens
C.when did the History Museum open D.when is the History Museum open
——Could you tell me ? ——Sorry.I have no idea.
A.when does the History Museum open B.when the History Museum opens
C.when did the History Museum open D.when is the History Museum open
B