seems to have been a strong competition in China for school leavers to enter college or university.
I haven’t seen you for a couple of days. What have you been up _____?
_____ the mountain flood, the old woman insisted _____ remaining in her house.
The wounded soldiers were _____ danger, because we had run _____ medicine.
The workers and technicians worked hard _____ to get the Great Hall finished before National Day.
She turned ______ the pages quickly _____ a practiced hand.