根据句意,选词填空。

[[QOrDeR]]--- Where are we going?
--- We are going to visit the Ming Tombs________ the morning.
【小题2】We can learn about the history ________ China.
【小题3】We are going to stay in Beijing ________ three days.
【小题4】We are going to Beihai Park _______ Thursday.
【小题5】Let’s talk ________ your trip.