In no country____Britain, it has been said? can one experience four seasons in the course of a single day．

Do you want to travel to ______ sun some day

A unique ______ of these rock shelters was that they were dry.

He asked me___ I would go to Beijing by air the next day。

What did you say to your sister I saw her crying in the room.— It _________ my fault. I just said hello to her when I met her, nothing else.