The young man ________ is a friend of mine.
Mr. White is fixing his computer because there is __________ wrong with it.
—Must I sweep the floor now, Miss Jackson? —No, you __________. You can do your homework first.
Beihai Park is one of __________ parks in Beijing.
—__________ people are there in the meeting room? —About 200.
It’s quite late now, __________ Xiao Ming is still busy with his lessons.