—Who ______ is on the second floor? —Jenny, my sister. 

My uncle     tall and he     of medium build.

--- What a day! It’s raining again, I’m afraid we can’t fly a kite.  ---- Don’t worry, it won’t _____long.

----_____does it cost? ---Five hundred and fifty yuan.

I don’t like living in the cities, because the cost of living is _______.