_____ in thought, he sat at the edge of the bed, with his eyes _____ on the letter in his hand.
To succeed as an artist, one must ________talent and discipline.
The ______ of blood made the girl feel sick and she began to cry.
—Jack, you seem in high spirits. —__________ We won the match 4-0.
There is a peaceful and calm ________in the country, quite different from that of a big city.
After the new technique was introduced, the factory produced _________ bikes in 2010 as the year before.