下列句子中，划线的传统礼貌称谓使用正确的一句是

The last time we had great fun was ______ we were visiting the Water Park [ ]

here is some business aspect to the Royal Wedding of William and KateMiddleton but ________ what people are interested in, it’s a hugely popularevent around the world.

We’d like a room ______ a big color TV init.

Hi, Mike．Any idea where Mary is?——She ____ in the classroom．I saw her there just now．