听一段材料，回答下面几个小题。
When did the family visit the Design Museum?
A.On Friday.
B.On Saturday.
C.On Sunday.
How did the family go to Hyde Park?
A.On foot.
B.By taxi.
C.By train.
What is the speaker mainly talking about?
A.Amazing attraction in London.
B.A four-day trip to London.
C.A dream about London.