I on my way here and had to ask the police for help.

Have you decided where to go for your summer vacation? –Not yet. We_________ go to Mount Lu. It is a good place for vacation.

I used to quarrel a lot with my parents，but now we just fine together．

The man in a black suit _______ be our youth worker.—It _______ be him. I saw him in the classroom building some minutes ago.

______ came that Prime Minister David Cameron（卡梅伦首相） blamed the worst riots（骚乱）in Britain the other day.