It was on October 1st ____ new China was founded.
Show us around the room ___ Premier Zhou once worked, will you?
Lu Xun was ___ the greatest writer in the history of Chinese literature.
She played this part so well. ___ she got the first golden medal for her performance.
With these words, they all ___ to look for the lost child.
---Would you go swimming with us? ---____, but I’m very busy now.