________ seems to be a strong competition in China for senior high students to enter college or university.
Only by learning more about different cultures _______ avoid misunderstanding during international cooperation.
The fans never expected their favourite team, which owns so many excellent players, ________have been defeated in the first round!
_______ is well known is ________ the Diaoyu Islands have been part of China since ancient times.
At first I set out for the celebration with my friends together, but got _______ from them when we joined the big crowd.
Copernicus’s theory is now the basis ______ all our ideas of the universe are built.