When I was at school, I _____ up very late, reading storybooks.
28. As far as I know, this man ____ risk anything than lose the ring for his wife.
27. She locked her room _____ a thief would break into it.
26. She said she would spend her holiday ___ Beijing.
25. Whenever I go to Beijing, ____ is quite frequent, I will go to visit the Great Wall.
22. The two boys fought and fought until one ______.