My brother wants to be a policeman. He thinks it’s a little dangerous ______exciting.

He was robbed last night, but________he didn’t have much money on him then.

Hello, this is Lily speaking. Could Ispeak to Mr. Black— Sorry. He ______ the Xuanwu Lake Park.

The Campaign of Occupying Wall Street is a reflection of the contradictions(矛盾) _____ exist in the society of the US. [ ]

Finally, the two brothers climbed up the last floor, ________.