Alibaba has become China’s largest online commercial company, earning _____ a profit of 6.42 billion yuan in 2011.
---____ is your nationality? ---My nationality is Chinese.
The Internet is ___ more and more important ___ in our everyday life.
___ are well known for ___ cooking.
Which is ___ country, Canada or Australia?
He warned us that there would not be ___ gas to cook the meal.