-Have you heard that China has problems Diaoyu Island?-Yes, but I think China will have no difficulty the problem.
—______ do you go to the supermarket? —Because I want to buy some vegetables.
The elephants are ________ great danger in Africa.
I don't like singing and my brother doesn't like singing______.
Guangzhou is in the ________ of China.
Look!The children ________ games.