1. 用方框中所给单词或短语的适当形式填空

north-west    history   arrive in    although    main

1. （1） What's their goal?
3. （2） Dunhuang is a city with a long .
5. （3） the sun was shining, it wasn't very warm.
7. （4） Last month we Shanghai that is a modern and famous city.
9. （5） Xinjiang is in the of China.