While he was at________college, he took part in political activities, and was soon thrown into prison.
Nowhere else _______ a place as beautiful as Guilin, where the mountains are unique.
Our car broke down suddenly and the heavy rain________ our helplessness.
I have been told to donate blood by the health expert __________ I need some in the medical treatment one day.
Nelson Mandela _________ his life to fighting for a free society________ all people live together in harmony.
The number of various educational programs is increasing, _______ important roles have been realized by more and more people.