Canada is a country _______ many different nationalities as well as one with foreign immigrants _______ the majority of its population.

____Switzerland (瑞士) is very small , _____it is the land of watch and it is very rich.

Could you tell me how long _____the football club

Is this museum _______some German friends visited the day before yesterday?

Would you mind me opening the window，sir—________.I am feeling a bit chilly.