The reason ______ his coming to China is ______ he wants to study in China.
. _____ to Beijing, I would visit the Forbidden City where the emperors once lived.
This is not my car. It _________ one of my friends.
Sang Lan was so seriously injured that she was ______ to a top hospital in New York.
We were talking and laughing, when our teacher came in and asked us what all the ______ was about.
The elevator _________ and we were trapped inside for half an hour.