Beijing, the capital of China, is one of ______ cities in the world.
No one was permitted ______ the empty house without his permission.
When the young man found himself ____ in the land with so many beautiful flowers ,he felt delighted .
The man ____ the stranger when he ____ suddenly .
The young lady wanted to ______ she was warned not to do so .
He has done so many bad deeds that we should never let him ___it .