Jade is the highest award in Chinese culture and medals are the most important prize in Olympics,so medals with jade is the perfect ______ to present the Olympics in Beijing.
During the ten-day vacation, they traveled to France their own expense
Towards ___________ morning, _________ heavy snow began to fall.
Moreover, __________you may hardly believe, the examiners had decided in advance to fail half the students taking part in the exams.
Sandy could do nothing but _________ to his teacher that he was wrong.
--The prison was ___________ fire last night. --Someone must have set fire___________ it.